Detailed Product Description Halogen lamp: 1) Tempered glass. Aluminium die-casting body. 2) Color in: black 3) Area of uses: garden/avenues/structure. 4) R7s 220V-240V~,50Hz. 5) Power:500W 6) GS,CE certificate 7) Carton Size(cm):57.5*29.5*33.5 Pcs/ctn:24 8) Brief direction for use: not using transformer, turn off electic power before light replacement, don't take it off until it become cool.