... )VoltageDC12V (DC9V---15V safe use for solar system)Protection grade: IP65 Working Temperature: 30---+70Work life>50000HrsBrightness controlLED Dimming control at ... ,Parking site,Garden light, Bus Station light,Sport Ares light, Wall lamp, Garding light, Building light,Tree light, Tunnel light etc ... reflection optics design, Great luminanting angle7. Own 6 Chinese Pantents LED Wall Lamp