... Hole size: 90mm 2.no UV and RF radiation 3. 3 years warranty 50000hrs lifetime 4. CE, RoHS,SAA ... Item:1,led downlight can make:3w,5w,6w,7w,9w,12w,15w,18w,21w,24w optional2, ... 7000k optional.led downlight Features:2)To be used with Quasar constant current led driver CLD-A35364)50. ... design for excellent thermal management and lumen maintenance8)3 years warranty9)Beam angle:120 degree led downlight ...