LED High Bay light basic data Voltage: AC 85-265V 50/60HZ. Watts: 50W LED: SMD Housing: Aluminum Base: E27 /E40 Lumens: 100lm/w Lifetime: 50000hours Size : Features 1. High Power, high lumen, high quality, high efficiency, high CRI & luminous flux 2.Save 80% more energy compared with traditional lighting fixtures 3.Easy to install and use, secure and reliable? 4.No UV or RF interference, No mercury or lead 5.Light body is made of good quality aluminum alloy with painting or anodic treatment on surface, exiguity and unique design, excellent heat dissipation 6.long life span>50000hrs APLICATION : warhouse , workingshop , street .public squire . Quality control : 100% of the LED light will be tested by the professional aging machine , Each lamp should pass all the QC procedures before packing .