Nilight 21 inch LED light bars adopts a durable die-cast aluminum body with stunning double-row pure white light, which is ideal for different off-road applications. Spot flood combined beam. Bright flood beam for wider illumination range and focused spot beam for longer illumination distance. IP67 waterproof grade, high-efficiency cooling, die-cast aluminum alloy shell, and a life span of more than 50,000 hours.