100A LED flash strobe controller module for brake light Universal fit for any 12V cars, motorcycle, bike, etc Convert the brake lamp flashing pattern to alert vehicles behind you to prevent accident The flashing pattern is strobe 3 times, then flash 3 times and then constantly lighting up Durable and waterproof design Easy installation Just simply tap this controller module box in-between the brake light and the wiring harness and it's all done. Work voltage: 12V Module size: approx. 1.95 inch x 1.05 inch x 0.55 inch Wiring length: approx 5 inch each side Colour: Black Material: ABS Package incluede: 1pc x Brake Light Flash Controller Module Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.