Learn how to build your own auto cut-off lead acid battery charger circuit for a 12V system. This DIY project will guide you through creating a reliable power supply, ensuring your battery is charged ...

The whole kit was mounted on a hand truck for portability, and [Glenn] says that the charger/generator only needs to run about 5 minutes before a dead battery has enough juice to crank an engine.

While DIY battery installation may seem easy, hiring someone to install it can make a big difference, for you and your home. That being said, some jobs require professional help -- there's no ...