Mq high sensitivity co

MQ-7 gas sensor has high sensitity to Carbon Monoxide. The sensor could be used to detect different gases contains CO, it is with low cost and suitable for different application. Character: High sensitivity to Combustible gas

Description Technical Data: Heater Voltage: 5 ±0.2V（AC or DC） Working current: 140mA Loop Voltage: 10V(≤15V DC) Load Resistance: 10K(Adjustable) Concentration: ppm Sensitivity: ≥ 3% Response Time: ≤ 1S(Heater Time 3-5min) Recovery Time: ≤ 30S Power Consumption: ≤ 0.7W Working temperature: -℃ Working humidity: 95%RH Size: 35mm×22mm×18mm (L×W×H) Features: Signal output light indicator; Analog and level signal output; High and low level signal output signal for low level effectively, can be directly by single chip microcomputer; On carbon monoxide gas has high sensitivity and good selectivity; Has a long service life and reliable stability; Rapid response recovery features; Applications: Mainly used

Description Description： Size: 32mm X22mm X24mm L * W * H Main chip: LM393, MQ-9 gas sensors Working voltage: DC 3-5V Features: With the signal output indication. The dual signal output (analog output, and TTL level output). TTL output valid signal is low level, can connected to microcontroller directly.    0 ~ 5V analog output voltage, the higher concentration the higher voltage. With high sensitivity and good selectivity for carbon monoxide(CO)combustible gas  With a long service life and reliable stability. Rapid response and recovery characteristics. Applications: Suitable for home or factory gas leak monitoring device, and carbon monoxide(CO), combustible gases monitoring devices. Package included: 1 x  MQ-9 Carbon Monoxide Gas Sensor Module

Description Description: Size: 32 mm X22mm X27mm Main chip: the LM393, MQ-6 gas sensor Working voltage: DC5V Features: With a signal output instructions.  Dual signal output (TTL level output and analog output)  TTL output valid signal for low level. (when the low output electric signal lights at 4. ordinary times, can be directly pick up SCM)  Analog 0 ~ 5 v voltage, the higher the concentration, the higher the voltage.  High sensitivity to hydrogen  Can be resistant to ethanol steam, LPG (petroleum), smoke interference  Has a long service life and reliable stability  Quick response recovery features Applications: Suitable for home or factory gas leak monitoring device, and carbon monoxide(CO), combustible gases monitoring devices. Package included: 1 x  MQ-6 Liquefied Petroleum Gas Sensor Isobutane Propane Gas Module

Description Description： Size: 32 mm X22mm X27mm  Main chip: the LM393, MQ-8 gas sensor  Working voltage: DC5V Features: With a signal output instructions.  Dual signal output (TTL level output and analog output)  TTL output valid signal for low level. (when the low output electric signal lights at 4. ordinary times, can be directly pick up SCM)  Analog 0 ~ 5 v voltage, the higher the concentration, the higher the voltage.  High sensitivity to hydrogen  Can be resistant to ethanol steam, LPG (petroleum), smoke interference  Has a long service life and reliable stability  Quick response recovery features Package included: 1 x  MQ-8 Hydrogen Gas Sensor Module

Description Description： Size: 32mm X22mm X30mm (length * width * height) The main chip: LM393, MQ135 gas sensing probe  Operating voltage: DC 5V Features: Signal output indicator instructions;  Dual signal output (analog output, and TTL level output);  TTL output valid signal is low; (output low signal light, which can be accessed microcontroller IO port)  Analog output with increasing concentration, the higher the concentration, the higher the voltage;  Sulfide, benzene Department of steam, smoke and other harmful gases with high sensitivity;  Has a long life and reliable stability;  Rapid response recovery characteristics; Package included: 1 x  MQ-135 Air Quality Sensor Hazardous Gas Detection Module

MQ7 CO carbon monoxide gas sensor module for arduino raspi AVR PIC other MCU High sensitivity carbon monoxide CO sensor Order multiple quantity or multiple items from 4d_innovations to save on shipping cost.   Product Description: Sensitive material of MQ-7 gas sensor is SnO2, which with lower conductivity

AKG semi-open K 420 mini  Headphone - Red     DESCRIPTION   The new semi-open K 420 mini headphones feature ultralinear sound.  The new proprietary AKG headband with cushioning collapses along a three-dimensional axis to fit into an easily stowable carrying pouch.  And unfolded? Captivating wide-spectrum sound that’s free of distortion, even at high listening levels. Fold and go. Unfold and settle in. The new semi-open K 420 mini headphones feature ultralinear sound. The new proprietary AKG headband with cushioning collapses along a three-dimensional axis to fit into an easily stowable carrying pouch. And unfolded? Captivating wide-spectrum sound that’s free of distortion, even at high listening levels.   Fold and go. Unfold and settle in. The new semi-open K 420 mini headphones feature ultralinear sound. The new proprietary AKG headband with cushioning collapses along a three-dimensional axis to fit into an easily stowable carrying pouch. And unfolded? Captivating wide-spectrum sound that’s free of distortion, even at high listening levels   Highlights ➔ semi-open design ➔ new unique 3D-axis2 fold ing mecha nism for even eas ier transpo rt ➔ iPhone® co mpat ibl e ➔ co mfortabl e fit ➔ ca rrying po uch incl uded   Key Specifications ➔ System: Dynamic ➔ Design: Semi-open headphones ➔ Color: Denim ➔ Frequency range: 13Hz to 27kHz ➔ Sensitivity: 125dB SPL/V ➔ Input impedance: 32 Ohms ➔ Max. input power: 30mW ➔ Net weight (without cable): 105g ➔ Cable: % Oxygen-free cable 1m ➔ Main connection: Jack plug 3.5mm