... years. The future of all forms of illumination is at stake. leds are having very low power consumption. ... generally,a leds is designed to operate at 1.8-4.0v,0.02 ... .1w to operate.and,if the led is operated at a desired rated voltage,current and enviroment ... materiallens coloremitting colorforward voltageminmax3mm,5mm,8mm,10mm,12mm is available, also you can desigen itround,burgonet, ...