The Safe Led Signal Pack for Running, Cycling, Walking

Working frequency: 2.4 GHz
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
Storage Temperature: -30 Celsius

Operating Temperature: -10 Celsius to 60 Celsius

This is a waist bag, also include led signal control.
Color: green
Material: Nylon
Size: 360*210*120mm
Package Contents:
1* backpack
1* light display board
1* remote control
1* rechargeable battery
2* button battery
1*USB charging cable