Feature: 1. Compact and portable styling, it is waterproof and convenient to carry. 2. The installation is simple and convenient, suitable for all car models. 3. Made of high quality ABS material, anti-corrosion and high strength for maximum durability. 4. Effectively warn the drivers behind you to avoid rear-end collisions. 5. High level of accuracy and sensitivity, enhance safety of your vehicle. 6. Whenever braking, the high mount brake light will flash four times in a row, slow flashing four times and then normally on. Specification: Condition: 100% Brand New Item Type: LED Brake Light Controller Material: ABS Color: As Pictures Shown Product Model: GS-100 Working Voltage: 12V-16V DC Maximum Operating Current: 2A Size: Approx. 49 x 28 x 14mm / 1.9 x 1.1 x 0.6in Fitment: Suitable for all motor vehicles, such as car, motorcycles, tanks, armored vehicles, electric bicycles and other LED lights; preferably installed in LED high position brake lights. Wiring Method: Direct series connection. Connect the LED light first and then connect the power supply. Otherwise, no flash effect. Package List: 1 x LED Brake Light Controller 1 x Sticker