... light equal with 20W incandescent lamp) Power: 1*1W, 1*3W,1*5W,1*7W, 3*1W, 5*1W, 7*1W ... *3WLed source: Edison chip,from TaiwanLampholder: GU10,MR16,E27,E26,E14.PAR series.Voltage: DC24V/12V; AC 110V/220V/230VLum:white ... can see the comparison bellow: 1W LED= 3W CFL ( Compact Fluorescent Light )= 15W filament lamp 3W LED= 8W CFL ( Compact Fluorescent Light ...