How to make 4 volt battery charger
How To Make Battery Charger At Home Easy || Lead Acid Battery Charger || Battery Charger
★ Use electronic component:–
1, 105j 400v Pf
2, IN 4007 Diode
3, Wire
4, 3v Led
5, 370k & 1KΩ Resistance
6, 220v Power Cable
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