How to make an automatic battery charger circuit in sinhala

Hi there, we can not charge our batteries without a battery charger circuit. From this video, I will show you how to make an automatic battery charger circuit. This is a very useful circuit. I hope you like this video. Important - You can charge 12V 7AH lead-acid batteries with this circuit but this circuit is not perfect to charge Li-ion batteries or Li-polymer batteries because lithium batteries need to charge with a constant current. So, this circuit is not recommended for charging lithium batteries. Thanks for watching this video. Battery-powered power supply with buck/boost converters    • How to make a power supply using Buck, Boo...