SAE J845 Class 1 Certified warning light is compatible with all competitive oval lights and fits all applicable industry horizontal or vertical mount accessories. Lightheads have Polycarbonate lens/housing and fully encapsulated electronics. High intensity LED design offers superior wide-angle visibility. Vinyl mounting grommet included and surface mounting is possible with optional flange. Lamp includes 6" integral wires, eliminating the need for a special adaptor plug as well as a potential corrosion point found on competitive products. 12 VDC. Five year warranty.