Whether you ride a gas powered bike, and electric bike, or just a regular ol' bicycle, you're going to want to be seen. With the BBR Tuning Bicycle 3-in-1 Tail Light & Turn Signal you'll be seen and heard from afar with a setup that's even easier than installing a tail light on a car. With one simple controller, you'll have the ability to flash left and right turn signals, as well as sounding a horn to alert riders and drivers of your presence on the road. Even better, the brake detector included mounts to your brake so when you squeeze your brakes to stop the tail light will shine without you pressing a single button. No matter if you're going on a night ride or just want that extra bit of safety on the road, the BBR Tuning Bicycle 3-in-1 Tail Light & Turn Signal will have you covered. All you need is a couple of AA batteries, a bike, and a screwdriver, and in no time your bike's looking better and safer than before. Specifications: Horn Noise Level: ~110db. Tail/Brake Light Diodes: 5x Red (Brake activated) Turn Signal Light Diodes: 3x Yellow (Turn Signal Switch activated) Total Amount of Light Diodes: 11 super bright LED Function: Tail Light, Break Light, Turn Signals, Horn Ingress Protection: Rain-resistant when properly installed. Not to use in water. Battery: 2*AA ( Not included ) Turning LED Light Dimensions: ~13.2cm *6cm* 4cm Horn dimenison:~ 8cm*6.2cm*3.2cm Wire length ~90.5 Inches Compatible with 20-25mm Tubes