Body and trim: Die-cast aluminium. Finish: Silver powder coated, RAL9006.Front fascia: Injection molded plastic, UV stabilised, painted RAL9006. Front fascia can be custom painted to special order.Gasketing: Heat resistant silicone.Drivers: HPF, electronic for 120-277V. Dimming 0-10V 120-277V.Minimum Starting Temperature: -30°C. FIP65