A battery tester can serve this exact purpose. Battery testers come in various shapes and sizes and can be used for different types of batteries. However, when it comes to small batteries ...

This organizer can hold up to 180 batteries of various sizes and types and comes with a battery tester. Its durable and lightweight design makes it easy to carry around, and its clear cover allows ...

Learn how to test water hardness at home using kits, soap tests or electronic meters, and get actionable steps to soften hard ...

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.

A new battery life test that replicates real-life use shows that the iPhone 16 Pro Max outlives the Galaxy S24 Ultra.

It's not surprising that the largest smartphones by the likes of Apple and Samsung have the longest battery lives, because ...

Walmart’s Holiday Deals event, its competing Amazon Prime Day sale, starts October 8 and runs through October 13. Here are ...

Volkswagen-backed battery developer 24M Technologies has shared test data showcasing its Impervio separator technology, which ...

Amazon Prime Day has hundreds of deals on products PEOPLE has tested, and we’ve gathered the best 50 that are under $100.

Nissan today announced it will launch affordable on-board bi-directional charging on selected electric vehicles from 2026.

The iPhone 16 Pro Max continues to make headlines, with Apple firmly having the best performance and longest battery ...