Waterproof Emergency Beacon Flash Caution Strobe Light Bar Car SUV Pickup Truck Van (3, Amber) Powered by 3 high intensity LEDs with optical lens. 6 different flashing patterns. Last pattern memory recall. Anti-collision, anti-dust and splash-proof. No pollution, no noise, no electronic interference Package included:1x 3 LED Car Strobe Flash Lights + 1x Protection Pad + 2x Screws