The Roulette taillight has a total of 18 Led's for brake- and taillight functions and has an E approved lens. They work great as a taillight conversion in hard saddlebags or on any other flat surface. Light is 3 3/16" (8 cm) diameter, is 1 3/8" (3.5 cm) high, features two M6 threaded mounting studs on a 4,3 cm center distance and comes pre-wired. Does not feature license plate illumination. Matching Roulette turn signals are also available. The Roulette taillight is sold each.