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Universal Stereo  Preamplifier PCB with Tone Control        Build your own high end stereo control preamplifier.      This PCB has been designed for audiophils who enjoy un distorted music. Glass epoxy, Green masked, Lead tinned pads & Legend printed bare PCB. Volume / Balance / Bass /Treble / Balance / Loudness / Source select switch. Switchable Input signal selector for 2 sources (CD / Aux) 2 Operational amplifiers

Preamplifier PCB for 5.1 channels home theature.   Universal multi channel preamplifier. Bare PCB. Glass epoxy, Green masked, Lead tinned Pads and Legend printing Variable gain catering to almost all audio amplifiers. Better audio signal tracking for minimum interference pick up. Provisioned to use SMD IC's (TLO74) for compact and less noise. High bandwidth and dynamic range. All channels gain can be set individually. Works off dual 10 to 15 Volts DC. Instructions and wiring laypout

Sound Sensor High Sensitivity Sound Detection Module for Arduino Features: 1.84 X 84 dot matrix LCD, can show 4 lines of characters 2.Use serial interface communicate with the master processor, the number of interface signal line reduced greatly, only 8 signal lines including power and GND. 3.Support different types of MCU, such as the arduino, AVR, SPI, MCS51 and so on. 4.Transfer rate up to 4Mbps, can full speed write display data without waiting time. 5.Can use the conductive glue to connect the module with the printed board, without cables. The metal hooks on the module can fix the module on the printed board, which is very easy to install and replace. 4.LCD controller/driver chip has been bound to LCD chip, the volume of LCD is small 5.Low power supply,the working current in normal situation is lower than 200μA,and has power-down mode Connections: 1.RST--------- reset 2.CE---------- chip selection 3.DC---------- data/commands choice 4.DIN--------- serial data line 5.CLK--------- serial Clock Speed 6.3.3V-------- VCC 7.LIGHT------- backlight control terminal 8.GND--------- power negative Specifications: 1.For Nokia 5110 3V-5V 2.Module size: 45.2mm x 43.1mm Package included: 1x LCD Module for Nokia 5110 Feedback:- Dear all,customer satisfaction is very important to us and our feedback rating reflects this satisfaction. Please do not leave negative feedback,if there is any problem,please contact us,we will do our best to provide the best service! If you are satisfied with the purchase and our service,please take a minute to give us a positive feedback. Please leave us 5 star feedback. For Customer support call / Whatsapp   0-76-9885-9005 किसी भी प्रकार की जानकारी या फिर मदद के लिए कॉल या W hatsapp  कीजिये    0-76-9885-9005 For bulk orders call or whatsapp  0-76-9885-9005 Shipping Via  FEDEX  & INDIAN POST  As per Available Location. Note:  IF ANY Confusion? Call us / Whatsapp    So please ask to seller before purchase. Thank You.

Uses:Humidity detection, humidity sensors, humidity detection the working voltage 3.3V-5V the output form: DO digital switching outputs (0 and 1) and AO analog voltage output the comparator output signal is clean, good waveform, driving ability, more than 15mA a small PCB board size: 3.2cm x 1.4cm Module Features:  1, using high-quality HR202 humidity sensor;  2, the comparator output signal is clean, good waveform, driving ability, more than 15mA;  3, adjust the temperature distribution position detection threshold;  4, the working voltage 3.3V-5V;  5, the output form: DO digital switching outputs (0 and 1) and AO analog voltage output;  6, a fixed bolt holes for easy installation;  7, a small PCB board size: 3.2cm x 1.4cm;  8, using a wide voltage LM393 comparator.  Product wiring instructions:  1, VCC positive power supply 3.3-5V  2, GND power supply is negative  3, DO TTL switching signal output  4, AO small plates analog output (voltage signal)  Module for use  1, the humidity sensor module is sensitive to environmental humidity, generally used to detect ambient humidity;  2, by adjusting the potentiometer, for detecting the humidity can change the threshold (i.e. the humidity control), such as the need to control the ambient humidity of 60%,then the corresponding module is transferred to the green light and humidity environment, DO high power output when flat, humidity values below this setting, high output, the green light does not shine;  3, DO output can be directly connected to the microcontroller through the microcontroller to detect high and low, thereby detecting the humidity changes

This simple A2D (Analog to Digital) Converter Board can log upto 8 channel of analog signal with 8 bit resolution.  This board uses the famous ADC chip from National Semiconductor. Two standard box type header connector for easy connection of the board to various development boards or project Separate box header for Data and Control signal for the ADC Screw terminal connector for easy connection of Analog signal input or sensor connection to the board +5 VDC and Gnd connection available for sourcing supply for your sensor or add-on interface or signal conditioner board Onboard oscillator source for the analog to digital converter Four mounting holes 3.2 mm each PCB dimensions 54 mm x 63 m

1, on-board LM393 voltage comparator chip and hall sensing probe 2, support 5 V  3, on-board signal output, the output signal is effective instruction low level and at the same time, the output signal lights out can be directly and single-chip microcomputer IO connection 4, signal detection sensitivity can adjust 5, reserve all the way more circuits (P3 voltage drawn) 6, PCB board size: 30 (mm) x15 (mm) Package Including Hall switch sensor module  x 1 SHIPPING ·         Product will be shipped on same day if the order is before 2pm. ·         Tracking details will be updated to by End of the Day. ·      Orders on  Saturday  after 2pm will be shipped on Monday. PAYMENT We accept payments through PaisaPay The best and fast mode of payment. PaisaPay offers all options to pay and is completely secure - by Credit Card/Debit Card/Online Bank Transfer.   FEEDBACK Leaving Negative or Neutral Feedback will not solve a problem, so please contact us if you have any questions or any complaints before leaving a Feedback.  Your feedback is important for us to grow our business on , so once you receive your product please do leave feedback. CONTACT  US Mail –       or Use "Ask a question" option on listing page. You will get response within 24hrs.                                                                                           THANK you    

The Tiny Audio Amplifier kit is a good choice for battery operation.  It is based on National Semiconductor LM386 IC. Wide power supply input 6 to 12 VDC 500 mW output @ 8 Ohms load Low quiescent current drain 4 mA IC Onboard preset for volume adjust Berg connector for connecting power supply, audio signal and speaker Onboard power indication LED On/Off PCB mounted slide switch for power supply Four mounting holes of 3.2 mm each PCB dimensions 41 mm x 41 mm DO IT YOUR SELF KIT (DIY) Kit contains components, PCB and Circuit Diagram   Note: KOTEQ offers custom design and modification services for most of our  products, please contact us   for  specific requirement.

Now days most of audio amplifier and audio systems does not comes with Phono preamplifier.  This kit is solution for this.  Kit has been designed around op-amp which amplifies low level moving cartridge signal into high level audio signal and this signal can be feed to any standard audio amplifier for great music quality. Suitable product for DIY turn table.       Supply dual 15 VDC @ 150mA     Header connectors for supply in, Audio out and coil input     Onboard dual supply LED indicator     DO IT YOUR SELF KIT (DIY)     Kit contains components, PCB and Circuit Diagram   Note: KOTEQ offers custom design and modification services for most of our  products, please contact us   for  specific requirement.

Description The ACS712 Current Sensor Module is an analog input that provides accurate measurement of AC and DC currents. Current sensors are used to monitor the amount of power a circuit consuming. This current sensor module can handle AC or DC currents up to 5A. A single analog output signal connects to your microcontroller to provide the sensor readings. This module operates at 5V. Highly relaible fully compatible Easy to use Connect a 5V power supply to the Voltage (V) and common Ground (G) pins. Connect the analog Signal (S) output pin to an analog input on your microcontroller. Connect the circuit to be measured to the screw terminals. The analog output signal will be proportional to the amount of current passing through the screw terminals. Technical parameters: pin 5V power supply, on-board power indicator there is no the detection current through, the output voltage is VCC / 2 the PCB board size: 27.4 (mm) x11.8 (mm)   Package Includes: 1 Piece new  AC / DC 5A Current Sensing Module ACS 712 Module can be used with Arduino, Mbed, ARM or any other MCU Feedback: We provide good quality products & maintain high service standards.  We strive for 100% positive feedback for our work.  For assistance, please contact us on  Message  or  Providing Neutral or Negative feedback will not solve anything.  Please contact us and we will try to solve your issue within 48 hours. Contact us on our dedicated Line  +91   between AM - 7:00PM Customer Support: Do you have doubts regarding any of our products?  Any of our product is not working?.  Do you want to order

Description The ACS712 Current Sensor Module is an analog input that provides accurate measurement of AC and DC currents. Current sensors are used to monitor the amount of power a circuit consuming. This current sensor module can handle AC or DC currents up to 5A. A single analog output signal connects to your microcontroller to provide the sensor readings. This module operates at 5V. Highly relaible fully compatible Easy to use Connect a 5V power supply to the Voltage (V) and common Ground (G) pins. Connect the analog Signal (S) output pin to an analog input on your microcontroller. Connect the circuit to be measured to the screw terminals. The analog output signal will be proportional to the amount of current passing through the screw terminals. Technical parameters: pin 5V power supply, on-board power indicator there is no the detection current through, the output voltage is VCC / 2 the PCB board size: 27.4 (mm) x11.8 (mm)   Package Includes: 1 Piece new  AC / DC 5A Current Sensing Module ACS 712 Module can be used with Arduino, Mbed, ARM or any other MCU Feedback: We provide good quality products & maintain high service standards.  We strive for 100% positive feedback for our work.  For assistance, please contact us on  Message  or  sales@KitsGuru.com Providing Neutral or Negative feedback will not solve anything.  Please contact us and we will try to solve your issue within 48 hours. Contact us on our dedicated Line  +91 9793202258   between 10:00AM - 7:00PM Customer Support: Do you have doubts regarding any of our products?  Any of our product is not working?.  Do you want to order

The Stereo Audio Preamplifier kit has been developed to amplify the low level stereo audio signal.  It can be used as Mic preamplifier etc. Power supply: VDC @ 40 mA Onboard PRESET to adjust Gain, Level Berg connector for connecting of input and output Terminal pins for connecting power supply input Power-On LED indicator Four mounting holes of 3.2 mm each PCB dimensions 47 mm x 58 mm DO IT YOUR SELF KIT (DIY) Kit contains components, PCB and Circuit Diagram Note: KOTEQ offers custom design and modification services for most of our  products, please contact us for  specific requirement.

LM Stereo 14W Audio Amplifier kit can be used for High-end Stereo TVs, Compact Stereo etc. Dual power supply - ±18 VDC Output power - 14 W + 14 W, 8 Ohm Less then 10% THD+N from 20 Hz - 20 KHz Onboard slide switch for mute and standby mode Terminal pins for connecting left and right audio signal inputs Relimate connector for connecting Potentiometer (POT) for volume adjustment Power Battery Terminal (PBT) for easy dual power supply and speakers connection Power-On LED indicator Heatsink for IC Four mounting holes of 3.2 mm each with nut and stud PCB dimensions 82 mm x 88 mm DO IT YOUR SELF KIT (DIY) Kit contains components, PCB and Circuit Diagram   Note: KOTEQ offers custom design and modification services for most of our  products, please contact us   for  specific requirement.

5 LED VU Meter kit is based on LB IC from SANYO, which will indicates the volume level of the audio signal it senses. Power supply: 6 to 12 VDC @ 90 mA Lighting levels remain stable to line regulation because of on-chip voltage reference LED's are driven by a constant current Onboard presets to adjust input sensitivity Terminal pins for connecting power supply, audio input Four mounting holes of 3.2 mm each PCB dimensions 34 mm x 52 mm DO IT YOUR SELF KIT (DIY) Kit contains components, PCB and Circuit Diagram   Note: KOTEQ offers custom design and modification services for most of our  products, please contact us   for  specific requirement.

Solid State Relay Switch is a simple kit which will help you control (ON/OFF) a single high power circuit from a low power drive.  AC lamp drive, Micro-controller interface etc. Load 300 W Mains supply input 230 VAC or 110 VAC Trigger voltage 2 to 5 VDC (TTL) @ 10 mA Triac and opto-coupler based design Input isolated with use of opto-coupler Screw terminal connector for input mains supply and load connection Berg connector for connecting input trigger signal Heatsink for Triac Four mounting holes of 3.2 mm each PCB dimensions 65 mm x 28 mm DO IT YOUR SELF KIT (DIY) Kit contains components, PCB and Circuit Diagram    NOTE: KOTEQ offers custom design and modification services for most of our  products, please contact us    for  specific requirement.

We offer a large selection of single channel to multi channel Relay Drivers for applications ranging from low power signal switching to high voltage, high current applications.  Quad channel relay controller we have a configuration to fit every need.  Quad channel relay can be controlled by feeding 2 to 5 V TTL from Micro-controller Development Boards, Remote Receivers, or any other circuit which required isolated high current and high voltage switching by applying TTL voltage.  LED indication for Relay On/Off, Relay Output normally open and normally close via screw terminal for easy connection.  Clamp diodes for current limiting for self protections.  Input via berg connector.  Board can control AC or DC load. Input supply 12 VDC @ 170 mA Output  four SPDT relay Relay specification 5 A @ 230 VAC Trigger level 2 ~ 5 VDC Berg pins for connecting power and trigger voltage LED on each channel indicates relay status Screw terminal connector for easy relay output and aux power connection Four mounting holes of 3.2 mm each PCB dimensions 88 mm x 68 mm DO IT YOUR SELF KIT (DIY) Kit contains components, PCB and Circuit Diagram

We offer a large selection of single channel to multi channel Relay Drivers for applications ranging from low power signal switching to high voltage, high current applications.  Dual channel relay controller we have a configuration to fit every need.  Dual channel relay can be controlled by feeding 2 to 5 V TTL from Micro-controller Development Boards, Remote Receivers, or any other circuit which required isolated high current and high voltage switching by applying TTL voltage.  LED indication for relay On/Off, Relay Output normally open and normally close is via screw terminal for easy connection.  Clamp diodes for current limiting for self protections.  Input via berg connector.  Board can control AC or DC load. Input supply 12 VDC @ 84 mA Output two SPDT relay Relay specification 5 A @ 230 VAC Trigger level 2 ~ 5 VDC Berg pins for connecting power and trigger voltage LED on each channel indicates relay status Screw terminal connector for easy relay output connection Four mounting holes of 3.2 mm each PCB dimensions 49 mm x 68 mm DO IT YOUR SELF KIT (DIY) Kit contains components, PCB and Circuit Diagram

BRAND NEW High quality Rain drops Detection sensor module/ weather/ Humidity sensor for arduino        Rain sensor, can be used for all kinds of weather monitoring, and translated into output signals and AO. Features： The sensor USES the high quality FR - 04 double material with large area of CM, nickel plated surface, high electrical conductivity and life, has more superior performance. With potentiometer sensitivity adjustment Working voltage of 3.3 V to 5 V Output format: digital switch output (0 and 1) and analog (AO) voltage output; Has fixed bolt holes for easy installation Small board PCB size: Approx. 3.2 cm x 1.5 cm The LM393, use of wide voltage comparator Connection mode: VCC: positive (3-5 v) GND: 0V DO: TTL switch signal output AO: analog signal output Package contents: 1 x  Raindrops Detection Sensor Module Free Dupont cables Shipping through BlueDart/Aramex/FedEx                                   For more information on our products and shipping please email us at Please note that All items sent by us are checked before dispatch and ensured proper working condition. We are not the manufacturers of these items. These are imported electronic items and can easily get damaged by mishandling or wrong connections. Please Buy only if you can understand the product and its working well. We do not give any documents or connection diagram along with the product. All details are as provided. Returns are accepted if the product has a manufacture defect. Kindly contact us

Item specifics Product Description Specification: Note: 1. /"LIGHT/" linked with GND, the backlight to be lit. 2. Need you to compress the screen and PCB tighter, might got loose after the delivery. 3 Use a 3.3V controller, otherwise the display could be quite vague. LCD Module:   Power supply voltage:2.7V-3.3V,5V is OK,but part of the screen becomes black when tested? Data interface level:2.7-5V? Backlight power supply voltage:highest 3.3V? Module size:43.6mm x 43.1mm(width X height)? Installation diameter:2mm? Backlight:White Document for Download:Data 1RST--------- reset? 2CE------------chip selection? 3DC-----------data/commands choice? 4DIN-----------serial data line? 5CLK------------serial Clock Spee 63.3V------------VCC? 7LIGHT--------- backlight control terminal? 8GND-----------power negative Features: 84 X 84 dot matrix LCD,can show 4 lines of characters Use serial interface communicate with the master processor,the number of interface signal line reduced greatly, only 8 signal lines including power and GND.Support different types of MCU,such as the SPI,MCS51 serial mode 0 of AVR.Transfer rate up to 4Mbps,can full speed write display data without waiting time. Can use the conductive glue to connect the module with the printed board,without connecting cable.The metal hooks on the module can fix the module on the printed board,which is very easy to install and replace. LCD controller/driver chip has been bound to LCD chip,the volume of LCD is small Low power supply,the working current

BRAND NEW High quality  Rain drops Detection  sensor module/ weather/  Humidity sensor  for arduino         Rain sensor, can be used for all kinds of weather monitoring, and translated into output signals and AO. Features： The sensor USES the high quality FR - 04 double material with large area of CM, nickel plated surface, high electrical conductivity and life, has more superior performance. With potentiometer sensitivity adjustment Working voltage of 3.3 V to 5 V Output format: digital switch output (0 and 1) and analog (AO) voltage output; Has fixed bolt holes for easy installation Small board PCB size: Approx. 3.2 cm x 1.5 cm The LM393, use of wide voltage comparator Connection mode: VCC: positive (3-5 v) GND: 0V DO: TTL switch signal output AO: analog signal output Package contents: 1 x  Raindrops Detection Sensor Module Free  Dupont cables

Description: The TX is an ASK transmitter module.The TX isdesigned specifically for remote-control, wireless mouseand car alarm system operating at MHz.The RX is a miniature receiver module that receives On-offkeyed (OOK)modulation signal and demodulated to digital signal for the next decoder stage.The RX is designed specifically for remote-control and wireless security receiver operating at Mhz. UART TTL o/p - Baud Rate - . Features: Input Power supply - 5 Volts Compatible for Both RF Mhz Interface upto 8 Bit Data. UART TTL o/p - Baud Rate - Package Includes with RF Tx Rx. Indicating LED's. High quality PCB FR4 Grade with FPT Certified.     Package Contains: RF TX RX with 8 Bit Encoder and Decoder. Billing: Xbee Development Board(RDL/GRS//V1.0) VAT Bill is included. Rules and Regulations: All Items

Photo Resistor 3 Pin  Description Features:  • For Light intensity detected,light brightness sensors, Smart car module  • Using the sensitive type photosensitive resistance sensor  • Waveform of the comparator output signal is good,strong driving ability  • With adjustable potentiometer can adjust and detect the brightness of the light  • Come with bolt holes for easy installation Specifications:  • Using the sensitive type photosensitive resistance sensor  • The comparator output signal clean waveform is good, driving ability, than 15mA.  • With adjustable potentiometer can adjust the brightness of the light detected  • Working voltage 3.3V-5V  • The output form: DO digital switching outputs (0 and 1)  • With bolt holes for easy installation  • A small board PCB size: 3.2cm x 1.4cm  • Using a wide voltage LM393 comparator  Module for Use:  1 The photosensitive resistor module most sensitive to ambient light, generally used to detect the brightness of the ambient light, triggering micro-controller or relay modules;  2 The module brightness of ambient light reach the set threshold, DO-side output high when the ambient light level exceeds the set threshold, DO-ended output low;  3 DO output can be directly connected with the micro-controller through the micro-controller to detect high and low, thereby detecting changes

LOWEST PRICE IN   e b a y 10 TIMES MORE RELIABLE THAN OTHER CHINESE MODULE BEST FOR YOUR ROBOT / INDUSTRIAL  PURPOSE  /HOME & AUTOMATION 1 MONTHS REPLACEMENT WARRENTY IN CASE OF ANY PROBLEM DUE TO MANUFACTURING DIFFECT  HIGH QUALITY FR-4 BOARD Light Sensor For Arduino / PIC / AVR Description Module Features:    1, Using sensitive photosensitive resistance sensor    2,The comparator output signal is clean, good waveform, driving ability, more than 15mA.    3, With adjustable potentiometer to adjust the brightness of the light detection    4,The working voltage 3.3V-5V    5, DUAL OUTPUT form: DO digital switching outputs (0 and 1) and AO analog voltage output     6,A fixed bolt holes for easy installation    7, PCB Size: 3.4cm x 4.0cm   8, Using a wide voltage LM393 comparator Product wiring instructions:   1, VCC positive power supply 3.3-9V   2, GND power supply is negative   3, DO TTL switching signal output     4, AO analog output Please contact us for any doubt.Please give us positive feed back.Your feed back is very important for us. Happy to help you.We shipped our material within 2 working days after getting confirmation of payment. contact us- Mob:-     (From 10 AM to 9 PM)    Powered by Turbo Lister

ASUS GeForce® 210 offers a low-profile design for full HD HTPC entertainment Exclusive 0dB thermal design dissipates heat efficiently without any noise ASUS reduces 66%* of electromagnetic interference both given off and received by the card - resulting in a stable signal, clearer screen display and a safer healthier computing environment. Add to comparison list Enriching Your Home Theater Entertainment! ASUS Exclusive Innovation OdB Silent Cooling Silent passive cooling runs 0dB quiet, perfect for hushed gaming and multimedia joy. EMI Shield Reduces 66%* of electromagnetic interference both given off and received by the card - resulting in a stable signal, clearer screen display and a safer, healthier computing environment. Graphics GPU Features NVIDIA GeForce Powered by NVIDIA® GeForce® 210 NVIDIA Force with CUDA NVIDIA® CUDA™ Unlocks the power of GPU’s processor cores to accelerate the most demanding system tasks 2560x1600 Support Large & High Resolution Dual-link DVI able to drive the industry’s largest & highest resolution flat-panel displays up to 2560x1600 Compatible with Windows7 Microsoft® Windows® 7 Compatible Enables PC users to enjoy an advanced computing experience and to do more with their PC. I/O Ports Highlight 210-SL-TC1GD3-L Specifications Graphics Engine NVIDIA GeForce 210 Bus Standard PCI Express 2.0 Video Memory DDR3 TurboCache 1GB * Engine Clock 589 MHz Memory Clock 1200 MHz (600 MHz DDR3) Memory Interface 32-bit Resolution D-Sub Max Resolution: 2048x1536 DVI Max Resolution: 2560x1600 Digital Max Resolution:2560x1600 Interface D-Sub Output: Yes x 1 DVI Output: Yes x 1 HDMI Output: Yes x 1 HDCP Support: Yes Power Consumption up to 75Wno additional PCIe power required Software ASUS utilities & Drivers ASUS Features Silent Series Note ● No UEFI support. * Dedicated Memory: 512MB DDR3 - PCB color and bundled software versions are subject to change without notice. Brand and product names mentioned are trademarks of their respective companies.

Tilt Sensor Module Tilt Switch Angle sensor Module Ball Switch Dumping Sensor Application: Tilt variety of products, dumping trigger an alarm, dumping off the sensor, tilt sensor. Tire Pressure Monitoring System (TPMS), bicycle lights, digital photo frame rotation, screen rotation, flip video camera, anti-theft system Module Features: using the highly sensitive switch SW-520D as the angle sensor. Comparator output signal clean waveform is good, driving ability, than 15mA. Working voltage 3.3V-5V Output format: Digital switching output (0 and 1) With bolt holes for easy installation Small plate PCB size: 3.2cm x 1.4cm Using a wide voltage LM393 comparator Shipment Details We ship the item from our side on the same day or on the next working day after receiving payment. Any Taxes or Octroi charged

4-channel relay control board module with optocoupler, 4 way relay module for arduino 4-channel relay output modules, relay output contacts 250A 10A. Input IN1, IN2, IN3, IN4, the signal line LOW effective. VCC, GND power input, can relay a separate power supply relay power input of JD-VCC. Uses: support all MCU control. the industrial sector PLC control smart home control Module parameters: Size: 75mm (length) x 55mm (W) x 19.3mm (height); Weight: 58g; PCB Color: Blue; board four weeks with four screw holes, hole diameter 3.1mm, easy to install and fixed; Relay selection of quality loose music relays, SPDT. A common terminal, a normally open, one normally closed terminal; optocoupler isolation, good anti-jamming; Low pull, high release. Energisation status indicator light, release status LED is off; VCC for the system power, JD_VCC for the relay power. Default hair 5V relay, plug the jumper cap to; Relay Maximum output: DC 30V/10A, AC 250V/10A Wiring: VCC: positive power supply system GND: System power supply negative IN1 – IN4: relay control ports Shipment Details We ship the item from our side on the same day or on the next working day after receiving payment. Any Taxes or Octroi charged

Opto-Isolated 4-Channel Triac Board (R) is used for fast switching applications.  Ideal for switching mains circuits, lights, appliances, AC motors, solenoids and small load.  Each circuit is effectively isolated with opto-isolators on each channel, TTL inputs control each channel. Trigger input 5 VDC, individual cathode and anode out Mains supply input 230 VAC or 110 VAC Output 1 A @ 230 VAC Snubber circuit for inductive load switching Jumper setting for cathode to common ground Box Header connector for connection of control signal Screw terminal connector for easy Triac output connection Four mounting holes of 3.2 mm each PCB dimensions 139 mm x 73 mm Assembled

Opto-Isolated I/O Board offers a compact & convenient way to interface industrial type inputs/outputs to your microcontroller boards, signal transmission between circuits of different potentials and impedances etc. 4 Optoisolated inputs & 4 optoisolated outputs Std TTL input signals for opto-couplers Interfacing is via 10-pin Box Header and screw terminal type connector Power source LED indicator Four mounting holes 3.2 mm each PCB dimensions 54 mm x 64 mm

4Pin Digital Thermal Thermistor Temperature Sensor Module For Arduino Features: 1. Using the NTC thermistor sensor, good sensitivity 2. The comparator output signal clean waveform is good, driving ability, than 15mA. 3. Adjust the temperature distribution bit detection threshold 4. Working voltage 3.3V-5V 5. The output format: Digital switching output (0 and 1) 6. With bolt holes for easy installation 7. A small board PCB size: 3.2cm x 1.4cm 8. Using a wide voltage LM393 comparator Module for use: 1. The thermal resistance of the module is very sensitive to the ambient temperature, generally used to detect the ambient temperature; 2. Through the adjustment of the potentiometer, can change the temperature detection threshold (ie, temperature control value), if necessary to control the ambient temperature is 50 degrees, the module

Module Features: using the highly sensitive switch SW-520D as the angle sensor. Comparator output signal clean waveform is good, driving ability, than 15mA. Working voltage 3.3V-5V Output format: Digital switching output (0 and 1) With bolt holes for easy installation Small plate PCB size: 3.2cm x 1.4cm Using a wide voltage LM393 comparator SHIPPING ·         Product will be shipped on same day if the order is before 2pm. ·         Tracking details will be updated to by End of the Day. ·      Orders on  Saturday  after 2pm will be shipped on Monday. PAYMENT We accept payments through PaisaPay The best and fast mode of payment. PaisaPay offers all options to pay and is completely secure - by Credit Card/Debit Card/Online Bank Transfer.   FEEDBACK Leaving Negative or Neutral Feedback will not solve a problem, so please contact us if you have any questions or any complaints before leaving a Feedback.  Your feedback is important for us to grow our business on , so once you receive your product please do leave feedback. CONTACT  US Mail –       or Use "Ask a question" option on listing page. You will get response within 24hrs.                                                                                           THANK you

ESPE is an enhanced version ESP, improve peripheral circuitry increases impedance matching, the signal output is better, whether it is stable or anti-jamming capability, have been greatly improved! For users before selecting the ESP-12, it does not matter even if the product has been made, enhanced version is fully compatible with previous firmware, the pin has added six IO ports on the basis of the ESP-12, SPI leads. ESP is a highly integrated chip designed for the needs of a new connected world. It offers a complete and self-contained Wi-Fi networking solution, allowing it to either host the application or to offload all Wi-Fi networking functions from another application processor. ESP has powerful on-board processing and storage capabilities that allow it to be integrated with the sensors and other application specific devices through its GPIOs with minimal development up-front and minimal loading during runtime. Its high degree of on-chip integration allows for minimal external circuitry, and the entire solution, including front-end module, is designed to occupy minimal PCB area. Features: SDIO 2.0, SPI, UART 32-pin QFN package Integrated RF switch, balun, 24dBm PA, DCXO, and PMU Integrated RISC processor, on-chip memory and external memory interfaces Integrated MAC/baseband processors Quality of Service management I2S interface for high fidelity audio applications On-chip low-dropout linear regulators for all internal supplies Proprietary spurious-free clock generation architecture Integrated WEP, TKIP, AES, and WAPI engines Solutions: Supports APSD for optimal VoIP applications Patented spurious noise cancellation algorithm for integration