Chirper XXXL TIR8 LED Emergency Vehicle Grill Light Head (Red/White) Generation III LED surface mount lighthead Weather and vibration resistant Self-contained 27 patterns Alternating or simultaneous flashing 5 wires for simple set-up - 1 pos, 1 Neg, 1 sync, 1 pattern,1 hi/lo Voltage: 12-24 VDC 8 one watt LED elements SAE APPROVED Max current draw: 700mA@12.8 VDC 5.26" wide x 2.15" high x 1.01" deep 3 year manufacturers defect warranty