This battery charger circuit provides the Automatic cut off  facility when the battery gets fully charged.

Before the use of this circuit, you need to adjust the Cut off voltage range for the auto cut.

This adjustment is done by the 10k preset, and a multimeter connected with the output terminals that go to the battery.

Parts List:-

How To Make  Li-Ion Battery Charger Click Here

Automatic 12 Volt Battery Charger Circuit Diagram

Automatic 12 Volt Battery Charger Circuit
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