DIY Lithium-ion battery charger

Batteries play an important role in any battery operated project/products. Rechargeable batteries are expensive, as we need to buy battery charger along with batteries (until now) compared to use and throw batteries, but are great value for money. Rechargeable batteries use several different combinations of electrode materials and electrolytes for example, lead-acid, nickel cadmium (NiCd), nickel metal hydride (NiMH), lithium ion (Li-ion), and lithium ion polymer (Li-ion polymer). I used Li-ion battery in one of my projects and decided to build charger instead of buying an expensive one so, Lets get started.”

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