1.Luminous efficacy:≥70lm/W
2.Emiting color:WW/CW
3.Color temperature:2700-7000K
4.Lamp holder:E26/E27/MR16/GU10/G5.3
5.Housing color:silver
6.Color rendering index: ≥80
7.Power:4W
8.Working frequency:50/60Hz
9.Material: aluminum alloy