About this item Solar LED warning light: with solar panel, energy saving, environment-friendly car light. USB charging/Cigarette lighter charging : 2 charging methods. Flexible application. You can pre-charge our solar warning flasher with a USB charger. And also equipped with a cigarette lighter that you can also charge in the car. 3 different lighting modules, a switch to control 3 different modes and turn on/off. Modes include multiple short duration flashes, multiple consecutive flashes, rotation, and even burning. Meet different modes needed in different scenarios. And you can use for 10-15 hours with 3-4 hours charging. MAGNETIC BASE: The warning light is equipped with high performance magnets that secure the roof of your car, truck, van or ambulance in seconds. Waterproof and durable. No paint to scratch the paint! Rich application: This LED warning light is specially designed for use in all vehicles! Emergency lights can be used for personal or professional work, including snowplows, courier carts, forklifts, off-road vehicles, slow-speed vehicles, construction vehicles and more. "