Light Bar, LED, 15″ Octagonal, Amber, Multi-Mount Color:  Amber Number of LEDS: 56 Flash Patterns:  10 Includes 15 FT accessory power plug with on/off and momentary flash pattern switch. Can be permanently or magnetically mounted. SAE J845 Class 1 rated. Voltage:  12-24VDC Wattage: 38W Commonly used on Snow Plow Truck, Work Truck Pickup Trucks, and Trailers