Introduction: Pocket Sized Power Bank

This power bank is very cheap. We can build this from 50 bucks.

Which is tiny so that it can easily fit into pocket

Let's get started

Step 1: Components po battery
2.18650 charging module

Step 2: Making and Finishing Up

Solder two wires at 18650 module

Connect the wires with battery

Use some boards or charts to wrap to up

That's it our simple pocket power bank is ready