... quality CREE/Epistar/Guanghong LED Chip, high light efficiency,low temperature,high CRI2)Constant current isolation power,light spread material, above ... no stroboscopic, protect eyesight.7)small light decline ,high light efficiency ,above 120lm/WSpecifications:ItemLED Par38 1*12WWork temperaturer40~+55°CInput VoltageAC100 ... luminaire3. Corridors/Stairway, lobby/ Reception areas etc Waterproof LED Par38