... 3*3WLed source: Edison chip,from TaiwanLampholder: GU10,MR16,E27,E26,E14.PAR series.Voltage: DC24V/12V; AC 110V/ ... We can see the comparison bellow: 1W LED= 3W CFL ( Compact Fluorescent Light )= 15W filament lamp 3W LED= 8W CFL ( Compact Fluorescent Light ... )= 25W filament lamp 4W LED=11W CFL ( Compact Fluorescent Light ...