1 x LED Laser Light. Size: Laser Light Head: 18mm 25mm. Laser Wavelength: 650mm (red color ). Laser Power: 200mw. Laser Safety Grade: Class 3B. Easy to install. Waterproof Grade: IPX4. • The product can make the driver drive farther and more effectively to warn the rear of the vehicle not to get too close so that can avoid traffic accidents.
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