A20 Li-ion Battery NEW Streamlined Design: The backpack's sleek

Streamlined Design: The backpack's sleek contour is not just stylish but also reduces bulk

Whether you're heading to work

The high-quality materials are non-toxic and safe

5cm Battery Maintenance Tips:

this backpack is up to the task

A20 Li-ion Battery NEW Streamlined Design: The backpack's sleekSuitable for: PVY A20 Battery Maintenance Tips. 1. Charge the battery once every three months if it's not in use for a long time. 2. Remember to turn off the power after each ride. 3. When the battery is out of power, pay attention to charging it in time. Improper use may cause damage to the battery, which may result in the inability to provide after sales service.