The compact self-contained Flatlighter produces a fully visible and effective strobe light warning signal with an alternating flash pattern CometFlash at 240 FPM (120 Double Flashes Per Minute). Versatile size allows mounting on visor, windshield, deck or dash of vehicle. Built in on/off switch. Includes 8' cigar lighter plug. This dual-lighthead, self contained strobe light is ideal for law enforcement (marked and unmarked), fire & rescue emergency responders and EMT's. Designed and made in U.S.A.