1) Working voltage: 12V,110 - 130V, 220 - 240V, 50 / 60Hz 2) Power: 2W-3W 3) Tube colors: white,yellow,red, green, blue,double, three(RGB), seven colors 4) Cap: E27 5) LED number: 9, 12, 15, 18, 20 6) Life time: 50,000hrs