[Brandon Fiquett] does a lot of amateur radio communications and needed a rugged portable power ... 12V cigarette fused sockets, banana plug jacks, a 5V USB charger and an integrated 12V lead-acid ...

The charger is based of a relatively simple design, employing a 5.2 HP Kubota 4 stroke motor and a 12v car alternator to provide power ... 5 minutes before a dead battery has enough juice to ...

This lightweight, compact 12-volt jump ... This lithium battery-powered device is designed to provide up to 20 jump starts on a single charge. Plus, it can work as a portable power bank ...