... Lamp base : E27,E26,B22,GU10,GU5.3 1x3W,3x1W,3x3W Watts: 3W/4W/5W Dimmable DescriptionsJDR MR16 type bulb to E27 base ... G/BSize: 50*60 mm(D*H) Lamp base: E27,E26,GU10,B22Beam angle: 15°/30°/45° ... CREE-XPE3x2W/3×3W5w330lm Epistar3×1W3W/4w195lmKL-E27-3C3×3W5w330lmDimmable ? YesWeight : 72g/pcCertificate ... -20~55°CGood replacement for incandescent lamp/traditional spotlight bulbs3W LED spotlight bulb equal ...