ProductFeature: 1)Basetype:E27 base 2)Energy-savingandenvironment-friendly3)Fullrangeofcolors:coolwhite,warmwhite,red,blue,greenandyellow4)Superiorthermalmanagementwithinternalcopperheatconductorandexternalaluminumhousing5)Lightsource:highpowerLED1W6)Luminousflux:320lumens(colortemperature:6000K)7)Beamangle:50/70/100degrees(glasslens,opticalgrade)8)Bodytemperature:lessthan53degreesCelsius9)LEDworkingtemperature:lessthan62degreesCelsius10)Brightnessdegradation:3%-5%1kh11)Lifespan:50,000hours 12)NoUVorIRradiation