骑行 LED 信号背心自行车安全无线信号灯骑行

Reflective strips and LED lights. 
A foam panel that attaches to a bike backpack. 
Wireless Remote Control: Wireless control, is safely used when riding.
3 led signals: It has 3 Led signals: left, right, stop, from turn signals to emergency signals, to remind drivers for keeping their distance.
USB rechargeable battery.