SOLAR POWER CROOKES RADIOMETER SPINNING VANES IN INDIA

THE CROOKES RADIOMETER (a.k.a. Solar Mill and Light Mill) It's the  spear powered by the sun!  When light strikes the  diamond wings  it transfers heat to each one, but not to the same degree. The  light wing reflect the rays  and the  darker wing absorbs the rays. The  stronger the light  the more energy there is to heat up the darker side  causing the wings to spin faster.It is an amazing working illustration of a mind boggling phenomenon of physics. It can be used as a  decorative item as well. Even kids get fascinated by the working of this light mill. Bag yours today!! Detailed Features of this amazing product are as follows:  1) Vanes