Low voltage Crystalline Solar Panels with voltages from 0.5v to 9volt, ideal for use powering leds, small motors, fans, waterpumps etc and of course, these low voltage solar panels or solar cells can also be used for charging small low voltage batteries. Includes our range of 12v modules, easy to make electronic kits, peltier thermoelectric elements, energisers and much more for all your fun diy electronic projects! Industrial Spot Fresnel Lenses, Ideal for solar cooking and perfect for use in homemade solar cookers and solar ovens, these Fresnel lenses can also be used to start fires or light barbecues if its sunny, other common uses for Fresnel lenses include Magnification for displays and also solar heating.