Excellent demonstration tool of the effects of heat and the conversion of solar power to mechanical power. Consists of a set of vanes each shiny on one side to reﬂect the light and blackened on the other to collect the energy. It is mounted in an evacuated glass bulb. When exposed to the sun or source of intense light it causes the vanes to spin.
Cash in Advance (CID), Cash Advance (CA)
500 Piece Per Day
Main Export Market(s)
Africa, Middle East, Western Europe, Eastern Europe, South America, North America, Central America, Australia, Asia