864KC-2A Single Output Powerbank Charge Module

The lithium battery charger/discharger module can charge the battery connected to the outlet only by connecting a 5V voltage source to the micro USB port.

The appropriate current for charging the mobile battery is automatically adjusted, and the use of this module is not suitable for power less than 0.5 W and more than 10.5 W. This module does not have a protective circuit, so according to the voltage of 3 to 4.2 volts, series batteries should not be paralleled. The battery used should have a capacity of about 4A for discharge.

This charging module is a good choice for building a power bank, and it is generally suitable for power sources that use Lithium 18650 batteries.

Note that this board is also used as a spare board for Xiaomi XiaoMi power bank case.