... environment-friendly 3,Quality warranty New Designed Industrial Lights 80W Features:1,Heat dissipation technologynew technology of ... AC265V,AC277V+ (50Hz-60Hz)Working Voltage36V DCTJ55°C±10%Efficiency>85%Power Factor>0.95IP GradeIP54MechanicalDimensionsΦ30cm* ... C-55°C Humid: 10%-90% Application:Workshop, warehouse, toll station, gas station, supermerket, gym, exhibition hall, public lighting places.