High quality Features: 1. USB charging, waterproof. 2. Creative and stylish appearance, fits well with all kinds of bikes: mountain bike, road bike, dirt bike, racing bike. 3. Together with smart remote control, easily control right/left turn signals, emergency lights and warning guides, provide cyclist with great safety during night or rainy days. 4. Ultra-bright LED lights make you visible from blocks away. It is your best partner for outdoor cycling. 5. The bicycle tail light has excellent performance at night. Remind drivers to keep a safe distance when passing you. 6. Easy to install. No tools required; Just hook the durable quick release rubber band mount and you are ready to ride. Bicycle Turn Signal Set only, other accessories demo in the picture is not included. Specification: Material: ABS Single lamp length: app.6.5cm/2.56in Color: Black Power supply: USB charging Quantity: 1 set Note: Please allow 0-1cm error due to manual measurement. Please make sure you do not mind before bidding. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks! Package Contents: 2 x Turn Signals LED 1 x Remote Control 1 x Seat Tube Mount 1 x Small Mount 4 x O-rings 1 x USB Cable