... ,000hours high lumen high CRI GU10 E27 MR16 led spot light high power dimmable cob smd led spotlight ce rohs certificate 1. Output ... Operating Temperature -40~+40 °LED Lamp Life 50,000 hoursRelevant Certificate CE, RoHS,Warranty 2 years Optical Data :Light Color Warm White ... , Neutral White, Cool White,R,G,B,Y Color Temperature 2,500-3,500K / 3,600-5,000K / 5,000- ...