This LED bike pack is equipped with reflective strips and LED lights, which will respond to signal received from remote controller, reminding passengers and drivers keep distance from you. Features: <br />Made of high quality nylon fabric, waterproof and wear resistant.<br />Wireless control, safely use when riding. Great for running, cycling, walking.<br />Highlighting, intelligent signal by wireless controller, easy-operating and security.<br />Having 5 Led signals: Left, Right, Forward, Stop and Standby, providing a safer warning effect while cycling.<br />With built-in USB rechargeable battery, can be charged simply from your computer or any device with USB port.<br />With 15L backpack, large capacity for your necessities and tools. Specifications:<br />Material: Nylon<br />Color: Yellow/Gray (Optional)<br />Size: 40 * 25 * 15cm / 15.7 * 9.8 * 5.9in<br />Weight: 300g / 10.6oz<br />Capacity: 15 liter<br />LED Light Color: Green&#43;red color LEDs<br />Battery: Built-in 200mA rechargeable lithium battery<br />Charge: Mini USB recharged (with USB cable)<br />Controlling Distance: Within 3 meters<br />Direction Indicator: 30LEDs, 8.5*7cm direction indicator Package List:<br />1*Backpack<br />1*Wireless Controller<br />1*Buckle<br />4*Nylon Belt<br />1*User Manual<br />