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How to charge a car battery without a special charger with your own hands? Very simple! We need a car light bulb and a laptop power supply.
A simple charger for charging a 12V battery. You can easily get by with this method of charging batteries without buying expensive specialized chargers. Everything is very affordable and easy to do with your own hands in a couple of minutes. A simple circuit for charging through a light bulb. Also in the video I will tell you what the charging current will be, how to determine the plus and minus polarity on the power supply plug and what current to charge the car battery.
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#batterycharging #battery #carcharger