Fortunately, CNET has a testing lab that allows us to get more hands-on experience with these big batteries. At our ...

WHAT YOU GET: Dlyfull Universal Battery Tester(1x AAA battery included ... you save money as well as prolong the lifespan of all your batteries.

Someone has put the iPhone’s 80% battery limit to the test, and the results might make you think twice about opting for a full charge.

Although upfront costs are higher, rechargeable batteries can greatly reduce costs over the long run, and are kinder to the environment than mass-produced disposables. Our rigorous testing gives a ...

We've tested hundreds of laptops to find the ones that last the longest between charges. These battery-life champs will ...

Farmers have roughly the same appetite for electric vehicles as they do a vegan nut roast. Which is why battery-powered UTVs ...

A rendering of the planned dry room in the pouch cell battery facility being built in the Washington Clean Energy Testbeds.

A 600-mile range is an incredible jump for electric vehicles, but what makes solid-state batteries different from lithium-ion ...

And you're not just finding budget phones with beefy batteries ... In some test runs, the Zenfone got very close to the 18-hour mark, so count on all-day battery with this device.