Features: Ultra-thin waterproof design, high quality casing PC lens, better heat dissipation and unlimited installation possibilities. Anti-collision, anti-dust and splash-proof / No pollution, no noise, no electronic interference, lower current consumption. Super bright LEDs, lifespan up to 50000 hours, wide angle of visibility and high intensity strobe. 18 different flashing patterns, Low power consumption, quick instant start-up time. Universal for 12-24V all Car, Off road vehicle,ATVs,truck,engineering vehicles. There are two lighting mode: constantly mode and strobe mode. Red cable connect positive. Black cable connect negative. Yellow cable connection positive change flashing mode. When the yellow line touches the red line, the mode will be changed. When the yellow line is released, the mode is fixed. Notice: Actual color may be slightly different from the image due to different monitor and light effect Please allow 1-3cm deviation due to manual measurement Description: Material: Aluminum alloyPVC Light source power: 18 W Voltage: 12-24 V Color temperature: 6500K Service life: 50000 Applicable models: car, truck, motorcycle Waterproof rating: IPX-4 Package List: 1x Emergency Strobe Lights