... casting Aluminum crust b,AC85-265V 50-65HZ c,1*30W integration LED source d.Warranty:2 years IP65 ... color ,no pollution,no strobe significant advantage to using efficient optical lens , optical loss ,good light transmission .The unique switching constant current ... projects,the incident light 15 to 50 m distance.Application:1.commercial spot, airport, subway, cloverleaf junction and architecture field2 ...