... brightness Epistar leds CE&RoHs super bright GU10 620LM cool white 10w LED lighting Item NoDL-GU10-1*10W-2LED ... ,45,60degree.Color Temperature2,500-7,000kLumens output540-620LmColor rangeWarm white, 2500-3700KNeutral white, 3800-5000KCool white. 5100-7000KLifespan>50,000 hoursApprovedCE ... .4.Driver circuit is imported with good quality with 2 years warranty.5.Using imported Japan "Rubycon" capacitance ...