It is a wonderful tool for people who love riding bicycles.

Features:
Easy installation and water resistance.
With a soft pad, it is anti-shock.
It consists of 128 high visibility RGB LED lights.
With the sensor, the power will be out automatically when you are not riding.
The speed of 15k/m can be better to display patterns completely.
The picture will be changed every 3 seconds.
The rechargeable battery can work for about 15 hours.
You can download pictures from the internet and design your pictures with the USB cable.
It is applicable to 26 inches wheel.

Specifications:
Material: ABS 
Light Color: Colorful
Light Number: 128 LED lights
Waterproof: IPX6
Battery: 1 * 18650 Battery （not include）

Working Hour: 15-20 Hours
Item Size: 50.5 * 2cm / 19.88 * 0.79in
Item Weight: 93g / 3.27oz
Package Size: 52.5 * 9 * 5cm / 20.67 * 3.54 * 1.97in
Package Weight: 438g / 0.97lb

Package List:
1 * Bike Wheel Light
1 * USB Cable
1 * Sensor
1 * Charger(US)
10 * Cable Ties
1 * User Manual(English)
1 * Box