Lithium Battery Digital Display Charging Module

Product information:

Material: ABS
Motherboard size: 68*27*9mm

Features:
Portable power bank.
Supports 3 USB cables.
Press and hold the button after waiting, the LED digital display power supply.
The LED digital screen displays the battery current while charging.
When discharging, the LED digital screen displays the current power, and the display remains for about 30 seconds (double-click the button to restore the display).
After charging and discharging, the system will provide accurate battery instructions.

Packing list:

Charging module*1