If you’ve ever worked with adding lithium-ion batteries to one of your projects, you’ve likely spent some quality time with a TP4056. Whether you implemented the circuit yourself, or took the easy way ...

The flow battery is one of the more interesting ideas for grid energy storage – after all, how many batteries combine electron current with fluid current? If you’re interested in trying your hand at ...

Windows-based gaming handhelds are perfect for playing my favorite titles on the go, but they eventually run out of juice if I don't have access to a power source. This often happens at the worst time ...

The single most frustrating part of owning any laptop is dealing with a battery that's running low. For Apple fans, you probably use your MacBook for a lot of things, right? Maybe you work on it, play ...