Mini Power Bank Holder with 5000mAh Li-ion Battery

A Mini Power Bank Holder with a 5000mAh Li-Ion Battery is an excellent solution for building a portable power bank. It combines a compact power bank holder (usually compatible with 18650 Li-Ion cells) and a high-capacity rechargeable battery for powering devices on the go.

Components of a Mini Power Bank Holder with 5000mAh Li-Ion Battery:

1. Mini Power Bank Holder:
   • Design: Houses the battery and provides input/output ports.
   • Input Port: USB-C or Micro-USB for charging the battery.
   • Output Port: USB-A or USB-C for powering devices at 5V.
   • Circuit Board:
     • Built-in Battery Management System (BMS) for:
       • Overcharge/Overdischarge protection.
       • Short-circuit protection.
     • 5V boost converter to step up the battery's voltage to USB