DescriptionThis small block controller can your brake light function with 2 patterns of fast-blinking 4 times and slow-blinking 4 times when braking. When flashing is completed, it will stay in the original steady light, This warns your following drivers with a catchy blinking light.Features- Color: Shown in the pictures. - Material: Plastic. - Size: Approx. 4.8 * 2.7 * 1.4cm/ 1.9 * 1.1 * 0.6 inch (LWH). - Voltage: 12-16V. - Max. Current: 2A. - Complete sealed technology make it waterproof, short circuit prection. - Easy to install. and strictly controlled system for durable and highly performed use.- Wide voltage of 12-16V, which suitable for all car, motorcycle, tank, electric bicycle.