LED Turn Signal Light Reflective Laptop Backpack / Travel / Business / School Bag 20 Liter for Night Cycling Motorcycling Safety

Features: - The Safe Led Signal Pack for Running, Cycling, Walking,Motorclycing; - The wireless signal does not interfere with each other, if Multi-user are using it at close range concurrently. Specifications: Main function: turn signal for cycling, traveling, hiking, etc. Working frequency: 2.4 GHz Waterproof level:PIX-5 Transmission distance: 3 meters (depending on the surroundings) Battery of the transmitter: 2 pieces of button cells 2032 (Non-rechargeable) Battery of the receiver: Built-in 850 mAH lithium Battery (Rechargeable) Working time: 24 hours Charging: DC 5V 500mA or USB Material of the receiver pack: nylon, oxford fabric Shell material of transmitter: PC+ABS Turn signal pattern: right, left, forward, stop Storage Temperature: -30℃ to Operating Temperature:-10℃ to 60℃ About Laptop Backpack 20 Liter: This is a 20L Backpack, also include led singal control, specifial design and multi-function, it's as laptop bag, travel bag, business bag, or school bag for your children. What's in the package: 1 x Led Cycling Turn Signal Light 20Liter Backpack 1 x Remote control 1 x Controller Connector 1 x User Manual