About this item [Solar LED Warning Light] Clearly visible from 1000 meters, super-long battery life of about 90 hours, waterproof and drop-proof, with solar panels, energy-saving and environmentally friendly car lighting. [Smart Chip] 1200MA light control sensor, 16 LED lamp beads, automatic charging during the day, automatic lighting at night. [Convenient Installation] Strong magnetism, screws, thick inserts, clamps, and various installation methods are convenient and firm. [Magnetic Base] The warning light is equipped with high-performance magnets that can attach to the roof of your car, truck, van, or ambulance in seconds. Waterproof and durable. No paint will scratch the paint. [Widely Used] This LED flashing light is specially designed for all vehicles! Emergency lighting can be used for personal or professional purposes, such as snow plows, mail trucks, forklifts, off-road vehicles, slow-moving vehicles, construction vehicles, and more.