... 6. Safe and eco -friendly: The mercury -free LED bulb uses aluminum alloy and PC with recoverability rate over ... a traditional fluorescent lamp and a common incandescent lamp, the LED bulb saves 50% and 85% electricity, respectively. 8 ... Yellow, Blue, White, and Warm White.Application:The LED bulb can be used as an ideal alternative of incandescent ... be used E27/E26/B22/MR16/GU10/E14 super led work light