Secret Way to Charge 18650 Cells Using Your Phone Plug!

Strap yourself in for some science and technology… Welcome to an undisclosed location in County Tyrone where Doctor Lefthandthread demonstrates a budget way to charge an 18650 lithium ion battery cell using a standard USB-C phone charger. 18650 lithium cells are everywhere — from power tool batteries and battery packs to everyday electronic devices. In this video, the defacto power tool repair doctor of the internet shows a simple budget charging setup using an 18650 battery holder and a TP4056 USB-C charging module. This video covers: 18650 lithium ion battery charging How to charge 18650 cells USB-C lithium battery charger TP4056 charging module explained Budget battery charger build 18650 battery holder setup Lithium ion battery basics The equipment used in this video: VC8 Plus charger https://amzn.to/43GIyH7 charging circuit with holder https://amzn.to/4xAm4Fi Milwaukee Soldering iron https://amzn.to/4euPvzW For hobbyists getting into battery repair, this is a simple introduction to lithium battery charging technology. Doctor Lefthandthread combines power tool repair, battery science and a little questionable internet doctor energy from his custom-built facility in County Tyrone. ⚠️ Lithium ion batteries can be dangerous if handled incorrectly. Always use suitable equipment and understand the risks before working with batteries. #DoctorLefthandthread #18650 #BatteryRepair #LithiumIon #PowerToolRepair