12V-24V LED brake light controller Automobile motorcycle General suitable model: all motor vehicles, such as cars, motorcycles, tanks, armored vehicles, electric bicycles and other LED lights; Advantages: IP65 protection design specialty: when each brake, the high brake light will be continuous (flash four times + slow flash four times and then turn to constant light). Circular flash, super cool flash flash, more safe driving. Role: Improve the rear vehicle warning, try to avoid rear-end collision accident. Improve traffic safety, driving at night, especially when traffic jams, frequent braking will cause visual fatigue, so this product can well solve this deficiency. Connection mode: direct series connection. Connect the LED lamp first and then connect the power, otherwise there will be no flash effect