Specifications l BUIBTYPE：LEDbulb（white） l BASETYPE：E27l INPUTVOLTAGE：AC85~230Vwithreversedpolarityprotectl POWER：4Wl TOTALLENGTH：105mml BEAMANGLE：360degreesl REFLECTOREFFICIENCY：85%l LIGHTSOURCE：78LowpowerLEDl LEDOUTPUTCURRENT：20mAl BODYTEMPERATURE： 50 Cl LEDWORKINGTEMPERATURE：-20 C～50 Cl FULLRANGEOFCOLORS：coolwhite,warmwhite,blue,green,red,yellow,RGBl NETWEIGHT：50gl PLASTIC HOUSINGl NOUVORIRRADIATION IlluminanceandBeamAngles partno.LEDBrandColorwavelength/CCT(nm/K)LuminousFlux(LM)PowerColor-renderingindexLightEffect(lm/W)BST-A78LB-001Creecoolwhite5000-7000K 4204.0 BST-A78LB-002Naturewhite3500-5000K 4204.0 BST-A78LB-003warmwhite2700-3500K 4204.0