When we saw [Max.K]’s automatic NiMh battery charger float past in the Hackaday tips line, it brought to mind a charger that might be automatic in the sense that any modern microcontroller based ...

But there are other reasons to use transfer switches as well as [Maarten] shows us with this automatic transfer switch ... which might be something like a battery backup system.

There are two approaches to installing a battery disconnect. Electrical experts say either way is valid, and point out advantages/disadvantages to each approach. Install the disconnect switch on ...

Its best feature is automatic, walk-away charging for both 6 and 12 volt batteries, which it detects and charges appropriately. Then, when the battery is fully charged, it switches to maintenance ...

such as a failed starter motor or a dead battery. Another potential issue is that a heavy key ring can cause wear on the lock cylinder and the ignition switch, allowing the switch to turn to the ...

The Nintendo Switch doesn't have the worst battery life in the world, but like a lot of gaming handhelds, it's far from ideal. Some of the most graphically intensive games, from The Legend of ...

Upfitter switches can be used to control battery-powered truck accessories ... Want the latest in tech and auto trends? Subscribe to our free newsletter for the latest headlines, expert guides ...