Multiple charging methods: The warning light can be charged via cigarette lighter or USB charger. Use the USB charger to charge in advance. Charging time is typically 3 to 4 hours, with a usage time of 8–10 hours. The product comes with a cigarette lighter adapter and can be installed in vehicles. Easy to operate: A single switch controls three different modes and power on/off. Modes include flashing lights, safety lighting, rotating effects, and steady illumination, providing suitable options for various situations. Easy to install and remove: The warning light features a strong magnetic base, allowing quick attachment to the roof of cars, trucks, vans, or emergency vehicles. Simple to mount and detach. Waterproof and durable design. Multi-functional: This LED warning light is suitable for fog, rain, and snow conditions. Ideal for emergency use with bright, long-lasting illumination. Suitable for personal or professional applications, including snow plows, transport vehicles, forklifts, off-road vehicles, slow-moving vehicles, and construction equipment. High-quality material: Made from durable ABS plastic with high transparency, no fading or abrasion. Features IP65-rated waterproof performance.