Learn how to diagnose and properly install a one-wire alternator with higher amperage in this easy-to-follow guide. Whether you're upgrading your electrical system or replacing a faulty alternator, ...

Trace tungsten dopants stabilize lithium-rich battery cathodes, sharply reducing voltage fade over hundreds of cycles.

For the $5 I'd paid for it, that would have been cool. But alas, apart from being a useless scam, it's quite innocent. I tore mine apart, and inside is very little. Inside the plastic box is a circuit ...