Learn how to build your own auto cut-off lead acid battery charger circuit for a 12V system. This DIY project will guide you through creating a reliable power supply, ensuring your battery is charged ...

Can wireless phone chargers drain my car's battery? Theoretically, yes -- wireless phone chargers can drain your car battery. But it's very unlikely to cause any serious damage. Charging your ...

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 ...

The new all-electric Charger has muscle car speed, muscle car sound, and muscle car fury, but is that enough for the purists?

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 have a car battery that doesn't make it abundantly clear which post is positive and which is negative, there are a few ways to be sure.

An unusual path to a power-handling DAC by merging an upside-down LM337 regulator with a PWM circuit to make a 20-V, 1-A current Continue Reading ...

People are being warned not to mix and match lithium-ion battery charges due to fire risk. Lithium-ion batteries are causing more fires across Queensland every year. Firefighters are warning ...

“Delivers better charging than the charger that came with my car.” In addition to software-based safeguards against overheating and overcharging, the Avapow B1-40 Portable Level 2 Charger is ...

Executive Editor David Carnoy has been a leading member of CNET's Reviews team since 2000. He covers the gamut of gadgets and is a notable reviewer of mobile accessories and portable audio ...

TOKYO/SEOUL, Jan 21 (Reuters) - Shares of Japanese automakers and South Korean battery makers fell on Tuesday, after U.S. President Donald Trump said he could impose tariffs on Canada and Mexico ...