[Ed’s Garage] has taken a module from a salvaged EV and turned it into a handy portable power station. With 2.3 kWh of storage from the single Spark EV module, the battery pack can power [Ed ...

Many readers will have at some time or another built their own lithium-ion battery ... packs. A popular choice it to salvage ubiquitous 18650 cylindrical cells, as [limpkin] has with this 48 volt ...

Battery packs are constructed from two or more individual cells ... Most round consumer batteries carry a nominal voltage of 1.5 V, while a car battery is typically 12 volts. Depending on the battery ...

That includes any gasoline engine, and even diesel engines of up to 12 liters ... compact and powerful 1,000-amp portable lithium car battery jump-starter pack. It can last up to 20 jump starts ...

Is your phone, tablet, or laptop typically in the battery red zone before the day's end? These portable chargers and power banks give you the most boost when you're out of juice. I’m a Mobile ...

Most people don’t realize an electric vehicle (EV) needs, or even has, a conventional 12-volt battery. They’re rarely talked ...

Solar-powered generators—also called portable ... a vehicle's 12-volt port, or with solar panels (often sold separately). Once the charging station is juiced up, you can charge battery-powered ...

The verbal barbs began with Okamoto calling the Volt "completely wacky" and "nonsense ... but he did confirm that GM wouldn't name a battery supplier until the second half of the year, saying ...

The first prototype battery packs for the Chevy Volt have arrived at GM's test labs this week. Compact Power was first to the line with a pack for testing although the current units don't have a ...

This brand’s power tools may be on the pricey side, but based on our testing and experience, you can’t beat the quality and ...