Wolo (3015-BR) Hawkeye LED Rotating And Flashing Emergency Warning Light - Clear Lens - Red and Blue LED's, Magnet Mount Clear lens Choose from 22 different light patterns powered by 12 super bright high intensity clear GEN 3 1-watt LEDs Designed with cutting edge, solid-state innovative technology Change the light pattern with a push on the button located on the cigarette plug The GEN 3 long-life LEDs are totally maintenance free, no bulbs to ever replace