Wecade 24 LED 72w High Power Led Strobe Light Emergency Warning Light Fits Car Vehicle Truck Dc 12-24v (Red) 24 LED High Power warning light with 7 different flashing model. Upto 50,000 hrs life expectancy while consuming less power then standard bulbs With safe voltage and double insulation, it is very safe to use and not harmful to human body in rain Fits All vehicles equiped with DC 12-24V cigarette adapter. The Strong magnet can be firmly fixed to the roof.