1. durable: high-quality ABS material material, light and durable, waterproof and shockproof.2. Design: Multifunctional split design, the main light and left and right turn signal can be used in splicing, or can be disassembled and installed independently, free and convenient, and escort your night riding.3. Light source: bright LED lamp beads, the light is bright and not dazzling. Charging method: Smart USB charging, compatible with multiple charging methods, fast and convenient. Wireless remote control: Intelligent wireless remote control, you can quickly turn on the lights according to the road conditions during riding, giving the vehicles behind you enough reaction time, and a sense of security.4. Lighting mode: main light: 3 levels adjustable (constant light/breathing flashing/fast flashing) turn signal: 3 levels adjustable (left turn signal/right turn signal/left and right blinking simultaneously),Main light + turn signal : 3 levels adjustable (left turn signal + main light / right turn signal + main light / left turn light + right turn light + main light)5. Applicable to: mountain bikes, road bikes, bicycles, etc. various models.Specifications:Name: Remote control bicycle turn signal USB rechargeable split tail light night riding warning lightCharging method: USB chargingUse battery: built-in lithium batteryBattery capacity: main light 500 mAh, turn signal 300 mACharging time: 1-2hWorking time: main light 5-7h, turn signal 16-18hInstructions:1. The main light mode is divided into: l ong on-breathing-flashing-off. When the power of the main light is on, you can switch the mode through the main light control key on the remote control, or you can manually switch the mode by pressing the main light switch shortly.2. The turn signal and main light will flash promptly when the battery is insufficient. Please charge it in time in order not to affect the use. When charging, the charging indicator light turns red, and the indicator light turns green when fully charged.3. The lights and the remote control have been paired at the factory, if you need to re-pair, please follow the method below:Long press the left turn signal/right turn signal/main light power button and hold until the power indicator flashes. After pressing the corresponding button on the remote control, the turn signal or the main light lights up, indicating that the pairing is complete.colour: black + whiteMaterial: PlasticPackage Contents:1 x Bicycle Taillight1 x Remote ControlOnly 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.