How to Make DIY 18650 Li-ion Battery Charger

Materials Required:

1. 4 Slots 18650 Battery Holder - https://bit.ly/3o4S007
2. Rocker Switches x4 - https://bit.ly/36kd38V
3. 3mm LED Blue & Red x3 each
4. PCB Spacers x4 - https://bit.ly/2J9hTx9
5. Type A female Socket Connector USB x1 – https://bit.ly/3lklFAs
6. TP4056 Charger Module x4 - https://bit.ly/2VhORxw
7. Digital Voltmeter DC 0V-100V Three Wires - https://bit.ly/3q5IXOp
8. Composite Panel

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