Resun 4-LED White & Amber Waterproof Emergency Beacon Flash Caution Strobe Light Bar 16 Different Flashing for Car SUV Pickup Truck Van (2PCS) Universal fit all Cars SUV vans Lorry Rvs Bus Boat Trailer Clearence and trucks with DC 12V / 24V Powered by 4 high intensity LEDs with optical lens. 16 different flashing patterns. Last pattern memory recall. No-flicker. Vibration resistant. Faster on/off response Time. Material: High Quality ABS Housing + PC Lens . LED light Color: White+Amber,Anti-collision, anti-dust and splash-proof / No pollution, no noise, no electronic interference 5 wires connection, Can set the lights to the same pattern individually. Package included: 2X 4 LED Car Strobe Flash Lights 2X Protection Pad 4X Screws