It is a wonderful tool for the people who love riding bikes.<br /><br />Features:<br />Easy installation and water resistance.<br />With soft pad? it is anti-shock.<br />It consist of 96 high visibility RGB LED lights.<br />With the sensor? the power will be out automatically when you are not riding.<br />The speed of 15k/m can be better to display patterns completely? and the patterns will be changed every 3 seconds.<br />The rechargeable battery can work about 15 hours.<br />It is applicable to 20 inches wheel.<br /><br />Specifications:<br />Material: ABS<br />Light Color: Colorful<br />Light Number: 96 LED lights<br />Waterproof: IPX6<br />Battery: 1 * 18650 Battery<br />Working Hour: 15-20 Hours<br />Item Size: 38 * 2cm / 14.96 * 0.79in<br />Item Weight: 71g / 2.52oz<br />Package Size: 39.5 * 5 * 5cm / 15.55 * 1.97 * 1.97in<br />Package Weight: 264g / 9.32oz<br /><br />Package List:<br />1 * Bike Wheel Light<br />1 * Sensor<br />1 * Battery<br />1 * Battery Case<br />1 * Charger(US)<br />10 * Belts<br />1 * User Manual(English)<br />1 * Box<br><img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/Y/Y0513/Y0513-8-8418.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/Y/Y0513/Y0513-3-8418.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/Y/Y0513/Y0513-7-8418.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/Y/Y0513/Y0513-6-8418.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/Y/Y0513/Y0513-1-8418.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/Y/Y0513/Y0513-9-8418.jpg" /><br>$$<img src="//img.tomtop.com/product/xy/2000/2000/p/gu1/Y/Y0513/Y0513-2-8418.jpg" /><br>