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How To Make an Universal Cell Phone Battery Charger DIY | RoyTecTips

How To Make an Universal Cell Phone Battery Charger DIY | RoyTecTips


How To make an Universal Mobile Battery Charger Lets build it piece of foam board from any old packaging Mobile Battery you want to charge. this is a Xiaomi Rermi 2s 2200 mah battery 2 paper clips TP-4056 Li-ion Charging Circuit Rub those clips with sandpaper. It helps soldering Cut some wire Battery Positive Battery Negative Positioning the paper clips Glued using hot glue TP 4056 li-ion battery positive battery negative Always check the polarity before connecting Low battery voltage Charging Battery Few Hours later Charging OLD Nokia Battery Thanks For Watching Plastic hold melt down and bulb fall down 🙂

21 thoughts on “How To Make an Universal Cell Phone Battery Charger DIY | RoyTecTips”

  1. Am i wrong ? The TP4056 outputs 5v @ 1A and the battery is at 3.85v. Is it really safe to input 5v directly on a 3.85v battery? Im really confused right now.

  2. it take around 5 hours to full charge 3000 mAh battery . i test it,😀👍
    plz make video for 2 amp by using 2 module.thnx in advance

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