While early reviews showed positive results, a weeklong CNET iPhone Air battery test has reviewed the phone more thoroughly ...

The WBT21 is also a watch battery tester with a big voltage display that will precisely test Silver Oxide 1.55V, Alkaline ...

CNET senior technology reporter Abrar Al-Heeti highlights that the iPhone Air she reviewed regularly ends the day with about 20% to spare (after starting with a full battery). She said it would drop ...

Need a long-lasting laptop? Here are the longest battery life laptops we've seen in our many years of hands-on testing.

The Topdon BT200 Battery and Charging System Tester showed up at exactly the right time. I’ve gotten a couple of sporadic check engine lights from a low-voltage code with no noticeable difficulty ...

Discover how different stationary battery technologies power the shift toward renewable energy and grid-scale storage. This ...

This 10-second headlight test reveals battery health by checking if lights dim during startup, helping predict failures before you get stranded.

A solid battery score. We've completed our battery life and charging tests on the Xiaomi 17 Pro Max and the result are pretty ...

At the BDC-Testing Center in Rochester, N.Y., batteries and energy storage systems are tested for performance, durability, and safety in a modern 18,000+ square foot facility. The test center is an ...

Having a battery backup feels like you’re prepared for anything—until the lights go out and you realize it’s not actually ...

To prove that, Mercedes-Benz crashed an eActros 600 truck on purpose, simulating a car ramming into one side of the electric ...

The "Europe Electric Vehicle Battery Testing, Inspection, and Certification Market: Focus on Vehicle Type, Stage Type, Service Type, Propulsion Type, Battery Type, Testing Parameter Type, Sourcing ...