This battery charger circuit differs from the norm in a number of ways, all of which make it difficult to understand. For this reason, I do not recommend it for the beginner. Repairing /revamping a ...

This article was updated with new products and information in September 2025. A vehicle’s performance starts with its power source, making battery care one of the most essential—yet ...

Here is a crude but efficient tricky charger for Lead Acid Battery. It uses a 12 volt car bulb as current regulator and charge status indicator. The brightness of the bulb indicates how much charge is ...

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Autoblog aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. A dead battery of any kind is a nuisance to your day. But there’s ...

When your battery goes dead—whether it’s because you left the headlights on or it’s just old—not having to call for a tow truck can save you a few hours and a huge headache, even if the tow is ...

Batteries are all around us and can be found in everything from our TV remote to our vehicles. To keep them fully charged, we need a variety of chargers. We’ve researched chargers for small-cell and ...

Battery chargers, perhaps, an essential accessory to any biker, helps in boosting the bike’s battery power when it is flat. You see, not all seasons your bike will actively be in use, with seasons ...