For those willing to put some elbow grease into it, there is an almost unlimited supply of 18650 lithium ion batteries around for cheap (or free) just waiting to be put into a battery pack of some ...

We’re willing to bet most Hackaday readers have accidentally spot welded a few electrical contacts together over the years, complete with the surge of adrenaline that comes with the unexpected pops ...

I have a Sears deep-cycle lead-acid 12v battery already which I've only used once or twice a year for certain power applications. I was thinking of purchasing an identical model and wiring it in ...

This is probably fairly straightforward for an EE to weigh in on so I thought I’d post this question here for posterity in the hopes that it’ll solve the issue for other designers. The challenge is ...

The SeaSafe Endurance battery has been used by Prevco for its PVC, aluminium or titanium vessels used in various applications from shallow-water observation remotely operated vehicles, monitoring ...

Lithium-ion-metal batteries and Lithium-ion batteries are both categorised as Lithium-ion batteries. However, the term Lithium-ion battery generally refers to Lithium-ion batteries, which contain no ...