Car Emergency Warning Flashing Strobe Light Engineering Police Lamp DC 12-14V strobe flash type, Perfect for Emergency Situations Perfect for use in Fog, Rainy, Snowy, Mud Wind , Usage: Police, fire engine, , street sprinkler, truck Suitable for alarm at a dangerous post in industrial and mineral enterprises, at the watch post, on the top of a vehicle, etc Durable, long lifespan, super Car Emergency Warning Flashing Strobe Light Engineering Police Lamp DC 12-14V strobe flash type Perfect for Emergency Situations Perfect for use in Fog, Rainy, Snowy, Mud Wind Usage: Police, fire engine, , street sprinkler, truck Suitable for alarm at a dangerous post in industrial and mineral enterprises, at the watch post, on the top of a vehicle, etc Durable, long lifespan, super Type: LED Warning Light The black wire is the The voltage of the black wire and the white wire is 12V The voltage of the black wire and the red wire is 24V Material:plastic colour:Yellow Package Contents: 2 x Warning Light Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.