FeaturesUltra high efficacy 20 W wallpackMaintains 70% of initial lumens at 100000 hrWeatherproof high temperature silicone gasketSuperior heat sinking with die cast aluminum housing and external finsReplaces 100W MHSuitable for use in 40 deg C ambient temperatureCast aluminum thermal management system for optimal heat sinking, the LPACK is designed for cool operation, most efficient output and maximum LED life by minimizing LED junction temperature0.26 A at 120 VAC, 0.16 A at 208 VAC, 0.14 A at 240 VAC, 0.12 A at 277 VACWithout photocell