Features1Intelligent warning taillight, remote control steering, selfstarting by vibration, PP plastic shell, strong and antidrop. 2Eyecatching lights, night riding warning, using highquality COB lamp beads, brightness up to 100 LM, rest assured night riding. 3Wireless remote control, onekey switch, switch key to switch 4 modes, standard light/slow flashing/breathing light/strong light flashing; switch left and right steering mode, automatically turn off after 30 seconds after turning on, or manually switch by pressing the power button. 4Steering reminder, remote steering, giving the vehicles behind you enough reaction time. 5Intelligent induction, vibration wakeup, the main body light will be turned off automatically when it is stationary for 3 minutes, and will automatically light up when it senses vibration again. 6IPX4 grade waterproof, overall waterproof design, you can ride it in rainy days (please make sure the USB capsule plug is closed).SpecificationCondition: Item Type:Bicycle LightMaterial: PP Plastic ShellSize: Approx. 95.8 x 26.8mm / 3.8 x 1.1inTaillight Power Supply: 800mAh polymer lithium batteryRemote Control Power Supply: 200mAh polymer lithium batteryCharging: USB chargingBrightness: Up to 100 LMMode: standard light / slow flashing / strong flashing / breathing light / left turn light / right turn lightFunction: Bright lamp beads, direction indicator, durable battery, wireless remote control, 6-speed adjustment, vibration sensor, solid shell, rain-proof design, USB charging, convenient installationPackage List1 x Main Light1 x Wireless Remote Control1 x Mount2 x Rubber Band5 x Gasket1 x Manual1 x USB Charging Cable1 x Hex Wrenches