Features: Lightweight and easy to attach to a backpack without adding extra burden. Reflective strips and LED signal lights for higher visibility and safety at night. Wirelessly control 4 signals (Left, Right, Forward, Stop), reminding passengers and drivers to keep distance. Recharges from your computer or any device with USB port, no more money wasted on batteries again. Tie the wireless transmitter on the handlebar of your bike for easier control. Adjustable elastic straps to fit your backpack perfectly. Made of premium nylon and polyester fabric, water resistant and tear-resistant. Discounted at only: US$ 47.97 
