But they’re also forgivable. With a smart 12V trickle charger and maintainer, you can revive your car battery in a relatively short amount of time. And this one from GPED is discounted to $20 on ...

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 ...

Most solar chargers come with a reverse charge blocking diode to prevent them from draining the car battery at night. Verify that the model you are considering has this feature. “My preference ...

When it comes to helping a car with a dead battery, there are two approaches to take – a portable jump starter or a battery charger. Both of these products bring your battery (and car ...

Not all cars are meant to be driven every day. If you own a special vehicle, such as a classic or sports car, you probably keep it tucked away somewhere until you're in the mood to take it for a spin.

If you own a car ... 13 battery to an average of 24% in half an hour and 46% in an hour in our testing. It comes with useful accessories. This iOttie model includes a 12-volt car charger with ...