4PCS Light Police Strobe Warning Light , 12 LED Mini Strobe Light Bar Compatible with 12V-24V Vehicl

High quality with bright lightness for safe lighting during running.Built in flasher and heat sink - no external flasher needed.20 select- flash combinations; Last pattern memory recall.Synchronization between multiple units.Energy-saving with low heat power consumption.Easy to install with stable performance.Universal fit for all 12-24V vehicles etcled strobe lights for vehicleSocket type: 3-wireLED quantity: 12LEDVoltage: DC9V-40VPower: 36WWaterproof: IP67Applications: Cars, motorcycles, pickups, ships, trucksWiring : Black-Negative ; Red-Positive ; Yellow-Light Changing Wire(Press the positive pole and release it, changing one way)Colour:yellowLight color: yellow and whiteMaterial:Aluminum housing + LEDPackage Contents:4* Emergency Strobe LightsOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.