you could tell us what and how many lampholders you want,then we could do accordingly,with ... the power consumption of the LED lamp with traditional lamp on the case. 2,. Could choose E27,B22,GU10,MR16 ... ,G9,G24,GU53,E40,T8,T10 tube........and so on.3, Could add dimmer function if you need4,For ... color meter 1 show all datas on one screen and color meter 2 show one by one on few screens.2,the white watt ...