Durable Waterproof Bicycle Turn Signal Lamp Wireless Remote Control Mountain Bike Tail Light Cycling Safety Warning LED FlashingOOTDTY  100% brand new and high qualityFeatures:1. It has dual-purpose tail lights and turn signal lights, which is easy to use.2. The tip of the turning light has a yellow light display, which is concise and clear.3. Wireless remote control operation, simple and convenient, easy to install.4. The middle button on the remote control can control the red LED warning light of the tail light, and the left and right buttons respectively control the yellow LED direction indicator of the tail light.5.Surface waterproof effect makes it especially suitable for night riding and low visibility use. Diving is not supported, please dry it immediately after getting wet in the rain, and then store it in a dry place.Bike Tail Light Set only,other accessories demo in the picture is not included.Operation method:1. Open the back shell of the rear rubber headlight ,Put it in with your own 2 x AAA battery.2. Press and hold the tail light switch button until the LED indicator flashes, then press the controller button to correct the password. You can then install it and then install it again.3. Combine the taillight and controller with the corresponding brackets and place them in place.Remote control description:1. Left turn button: Press the left turn button, the button indicator blinks, the left rear turn indicator blinks, and then press the button to turn off the indicator.2. Turn right button: Press the turn right button, the button indicator flashes, turn right back, and the right indicator flashes, then press the button to turn off the indicator.3. LED indicator button: Press the LED button, the button indicator light is always on, the red indicator light on the tail light is usually on; press the LED button again, the button indicator light blinks, and the red indicator light on the tail light blinks. Press the LED button again to turn off the red light on the tail light.Tail light: switch button, red LED warning light, yellow LED indicator.Specification:Material: ABSSize: app.12.5x4x3.7cm/4.92x1.57x1.46inOptional Color: Black, Silver, WhiteBattery: 2 x AAA Battery(Not included)Quantity: 1 Set Note:Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!Package Contents:1 x Bike Tail Light1 x Tail Light Mounting Tape1 x Remote Control1 x Screwdriver1 x Remote Control Mounting Set1 x Instruction Manual