Jan. 27, 2025 — Lithium-air batteries have the potential to outstrip conventional lithium-ion batteries by storing significantly more energy at the same weight. However, their high-performance ...

C4 LED technology, impervious to shock with a 50,000 hour lifetime Borofloat glass lens, O ring sealed Tail cap push button provides one handed momentary or constant on 3 hours of continuous ...

'ZDNET Recommends': What exactly does it mean? ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best available sources ...

We live in a great time to be a lumen junky with so many fantastic flashlights on the market. Whether you want a spotlight that fits in the palm of your hand or a feature-rich EDC wonder light, the ...

Primary batteries are batteries that cannot be recharged once depleted. Primary batteries are made of electrochemical cells whose electrochemical reaction cannot be reversed. Primary batteries exist ...

'ZDNET Recommends': What exactly does it mean? ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best available sources ...

Laboratory Technical Project Manager Gianmarco Chumbe has been part of the CNET Home team since 2018. He is in charge of developing and carrying out testing procedures for a wide variety of home ...

It's easy to replace your iPhone's battery and it can give your phone a brand new lease on life. Andrew Lanxon Editor At Large, Lead Photographer, Europe Andrew is CNET's go-to guy for product ...

Flint, a Singapore-based company specializing in the development of sustainable energy solutions, is making waves in the world of battery technology with its cutting-edge paper batteries.

I left this on continuously for more than six hours, and it has yet to dim on me using standard alkaline batteries. Coast makes this flashlight compatible with a rechargeable accessory battery ...

If you had asked me a few years ago what I considered to be the weakness of modern smartphones compared to older phones, I'd have said the battery. When you look at phones from before modern ...