CES 2025 showcased advances in power and size savings, from energy-harvesting solutions to tiny sensors for wearables.

Our Top PicksBest Outdoor Battery Powered CamerasLorexLorex’s ultra-crisp 2K battery-charged camera system covers your home ...

Our Top PicksBest Outdoor Wired Security CameraLorexLorex makes high quality security cameras and security camera systems — that’s it. So if you aren’t looking to outfit a smart home and don’t need a ...

Debuting at CES 2025, Reollink's battery-powered security camera system combines continuous recording, ColorX night vision, ...

If you stream music wirelessly and want the best sound quality possible from your high-resolution digital library, then a dedicated network audio player (or music streamer) is a must-have for your ...

A dark yard may feel private and keep the light away from your windows, but it can also be an invitation to skulk around. It ...

Abstract: This paper presents a combined control method of resonant frequency tracking and CC/CV charging mode for undersea wireless power transfer (UWPT) systems. This control method can quickly ...

Infusing your chosen spot with a warming pool of light, these wireless designs are perfect ... known to be a hidden drain on power. Some are battery operated while others support USB recharging ...

We've all been in that situation: You finally have a moment to relax and watch TV, but the house is full of distractions. Whether it's noisy little ones, focused students, or late-night work calls ...

Battery technology start-ups, some of which are going public via special purpose acquisition company (SPAC) mergers, are developing new energy storage systems that could revolutionize the industry.

The receiver can be a computer, streaming device, security system hub ... use-anywhere wireless camera for under $100. The Stick Up Cam Battery features 1080p resolution, two-way audio, a 130 ...

Nope, not acceptable. Thankfully, there are some other excellent options that I've tested that turn out to be the best wireless earbuds with plenty of battery that outperform the AirPods 4.