1 Set Bike Turn Signal Eco-friendly Bike Parts Easy Installation Bicycle Accessories Bike Taillight Bicycle Warning LightSpecifications:Not only can the bicycle light be used as a lighting light, but also can be used as a portable power bank to computer, car charger, USB socket and power bank in an emergency when riding at night, which with USB interface.The lightweight design makes it easy to put in a pocket or car bag. The tail light emits an eye-catching wide-angle beam that can be seen from blocks away, need not worry about being knocked over by others.It is constructed of ABS material, which is waterproof, wear-resistant and durable.The length of the product is about 12.9cm.Suitable for most bicycles such as mountain bikes, road bikes, folding bikes, etc.Item Name: Bike TaillightBattery: 600mAhFeatures: Rechargeable, Waterproof, Easy InstallationSize Details:Length: 12.9cm/5.08 (Approx.)Notes:Due to the light and screen setting difference, the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Tail Light1 x Wireless Remote Control1 x Charging Cable1 x Base1 x Strap1 x User Manual