The Galaxy Z Fold 7 is chock-full of improvements, but its battery isn't among them. Now, Samsung is sharing its reasoning.

Updated July 9, 2025: We updated prices and checked stock for all products. Our best overall pick is more than 40% off for ...

Amazon Prime membership costs $9.99 per month, and comes with a 30-day free trial period. There’s also currently a limited ...

The court of public opinion is always a reliable system for determining how good a product is, and Amazon ’s reviewer-powered ...

Most wireless security cameras come with reliable rechargeable batteries, but knowing these simple tips will make your life easier.

If you're looking for more cleaning power — or you simply value a mouthful of healthy choppers for decades to come — it's time to think about investing in an electric or sonic toothbrush. Not only are ...

Panasonic’s Eneloop BQ-CC55, our favorite charger for AA and AAA rechargeable batteries, is sleek, compact, easy to use, and plugs directly into a wall outlet.

The portable handheld fan has a rechargable battery and even doubles up as a portable charger, so if shoppers' phones are ...

Want to save a few bucks on batteries? USB-C rechargeable batteries can be great for your wallet and the environment, but there are some drawbacks.

Tiny droplets are powering big ideas in science. Researchers have developed a miniature, soft, and flexible lithium-ion battery made from biocompatible hydrogel. This new battery, smaller than a ...

A small battery-powered chainsaw is perfect for lighter, more precise tasks that don’t require heavy-duty power. This video explores the ideal jobs for this compact tool, from trimming branches ...

The battery is one-fiftieth the size of conventional batteries, so is less resource intensive and tests can be carried out in a smaller lab environment.