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 ...

If you put the connectors on a vehicle battery the ... You can get basic 6-volt and 12-volt vehicle battery chargers for around $20, or up to $60 for fast chargers with engine start options.

Take the guesswork out of battery charging with Optima's new Digital 1200 charger. This compact battery charger features an easy-to-use interface, smart charging of AGM (absorbed glass mat ...

is a pretty common place for many of us to put a USB charger these days. In a lot of car models, that 12V jack doesn’t stop getting power, which means it’s technically draining your battery ...