This report is a follow-up to our how-to tech article on updating the dual-battery system in a 1995 Ford F-350 crew-cab dually. For any car or truck with a 12-volt charging system (for operating ...

This half-inch square ultra-low power energy harvesting LiPo cell charger by [Kris Winer] uses a low voltage solar panel to top up a small lithium-polymer cell, which together can be used as the ...

The 12-volt battery is one of the least complex components in modern vehicles but one of the most crucial. If it’s not in good condition, the engine won’t start, nor can any of the vehicle’s ...