Favson 4 LED Strobe Lights for Trucks Cars Van with High Intensity White&Yellow Emergency Flasher(4 pcs) Universal fit all Cars SUV vans and trucks with DC 12V. Greatly improve the safety performance of the road in darkness. Extended Service Life Promise. Powered by 4 super bright LED comes from world's top LED Brand with optical lens. Driving at night can be seen clearly powerful light beam,like meteor in darkness. Itself heat, heat faster. Total of 16 different flashing patterns with last memory recall. No-flicker, vibration resistant, faster on/off response time. No Steady Modes. Aviation specially aluminum alloy made sturdy material with waterproof performance. Simple to install. Comes with screws. Anti-collision, anti-dust and splash-proof / No pollution, no noise, no electronic interference, lower current consumption.