... 100% full load burn-in test; 2 yeras warranty LED power supply RP12-50WFeatures:High reliabilityUniversal AC input / full ... ............. 110~150%Withstand voltage........................... I/P -O/P: 3.0KVAC/1min I/P -F/G: 1.5KVAC/1min O ... B, EN55024EN61000-3-2, 3, EN61000-4-2, 3,4,5,6,8,11Cooling method ............................... convection None-waterproof 50W LED Power supply RP12 ...