You can fully charge your Fitbit Charge 2 in about two hours, and you should be able to use it for a full week without charging it again.

To make the most of EV ownership, you need high-voltage charging equipment at home. We tested some of the top home EV ...

A peak flow meter is a handheld device that measures airflow rate and can help those with respiratory conditions like asthma monitor their condition.

If your worst dry spring morning begins and ends with a drained battery, the Clarke BC1 Clarke BC1 6/12V Intelligent 1A ...

People have been obsessed with their iPhone's battery life since day one, and the more metrics and tweaks Apple adds to iOS to delve into what the battery is doing, the worse it has become. Once Apple ...

Discover the key numbers behind electric vehicles in this detailed guide. From battery capacity and voltage systems to AC and DC charging speeds, learn how EV technology really works. This part breaks ...