... 50000hrs lifetime 4. CE, RoHS,SAA factory price lwith high quality led downlight 3w 4w technolgy parameters product nameled downlightColor temperature 2700-3500k ... material Aluminum/pcLED downlight Item:1,led downlight can make:3w,5w,6w,7w,9w,12w,15w,18w,21w,24w optional2 ...