Housing is Made of Durable ABS and Aluminum Materials and Crystal Clear for Max Brightness. Especially in foggy days and rainy days, the effect will be better to better serve as a warning and avoid tailing. Turning on the strobe light when parking on the highway or adjusting your car on the road will have a warning effect. It can remind the car to avoid the accident and reduce the accident. Great for emergency vehicles, postal service, construction vehicle, Truck Vehicle, Forklift, Tractor, Golf Carts, UTV Car, School Bus and safety warning.