Testing your battery regularly will prevent a dead battery from ruining your day. There’s only one way to answer the question ...

If your bike didn't start up this morning, or if you are simply wondering how to check the condition of your old battery before it gives out on you, the answer lies ahead. There are many ways to test ...

I ordered a couple spare batteries for my Galaxy Note from eBay recently. The seller claimed that they were OEM and they certainly looked legit. When I got them in, they looked exactly like the actual ...

Finnish technology company Donut Lab has published the results of a special fast-charging test. In the fourth round of testing the controversial solid-state ...

The new EL97xx series of electronic loads available now from INTEPRO SYSTEMS offers users a simple means to test or characterize individual battery cells or multi-cell stacks. Models are available ...

Skepticism grows around Donut Lab’s “impossible” battery as experts debate capacitor-like behavior and scarce independent test data.

Donut Lab’s fast-charge demo beat many e-motorcycles, but 400 Wh/kg and 100,000-cycle claims remain unverified after the fourth test.