... High Power led high bay light 2, IP65, waterproof 3, High quality COB led 4, Long lifespan 5, small MOQ, fast shipping 30w/50w LED High ... group light source design, imported high brightness semiconductor chips, with high-efficiency power supply, which leads excellent energy-saving effect ... .33-0.13A0.58-0.21APower30W50WPower Factor>0.9LED SourceHigh Power COB LEDLuminous Flux1800-2200 lm2800-3200 ...