Swift 3.0 Linear 3 watt 4 LED Emergency Vehicle Grill Warning Light Head Gen4 LED surface mount lighthead - Weather and vibration resistant - Self-contained 22 patterns Alternating or simultaneous flashing 6 wires for simple set-up  1 pos, 1 Neg, 1 sync, 1 pattern, 1 Hi-Low and 1 Cruise Voltage: 12-24 VDC 4 3watt LED elements Average current draw: 500mA@12.8 VDC - Max current draw: 700mA@12.8 VDC Size 4" L x 1.1" H x 0.8" W 3 year manufacturer defect warranty - Patent Pending Gen4 LED surface mount lighthead - Weather and vibration resistant - Self-contained 22 patterns Alternating or simultaneous flashing 6 wires for simple set-up  1 pos, 1 Neg, 1 sync, 1 pattern, 1 Hi-Low and 1 Cruise Voltage: 12-24 VDC 4 3watt LED elements Average current draw: 500mA@12.8 VDC - Max current draw: 700mA@12.8 VDC Size 4 L x 1.1 H x 0.8 W