Abstract: This paper explores the steady-state behavior of PT-symmetric wireless power transfer (WPT) systems with battery loads using coupled-mode theory. Two operating regimes are identified: the PT ...

The Fraction may be the only cordless vacuum that will never lose power and you'll never need to replace it. Here's why.

WASHINGTON — More than 20,000 Isla Rae Magnetic Wireless Chargers were recalled in the United States and Canada on Thursday ...

Satechi is launching a new pair of wireless keyboards with a rechargeable battery designed for easy replacement. Despite ...

Anker Innovations, a global leader in consumer technology, unveiled its latest collection of next-generation products during CES 2026. The brands represented at the product showcase included Anker, ...

Abstract: This paper highlights the new advances in the field of energy-autonomous battery-free wireless sensors for IoT applications. The design and implementation challenges as well as optimized ...

The Lockin brand is introducing a new smart lock to the US market, featuring a unique charging feature that you'll want to ...

Lockin has unveiled the V7 Max smart lock that also acts as a doorbell video camera at CES 2026 alongside the new Veno Pro ...

Two new smart locks from Lockin don't require batteries at all. They're a game changer for renters or apartment dwellers who can't run wires.

The Lockin brand is introducing a new smart lock to the US market, featuring a unique charging feature that you'll want to see.

The market leader in vein recognition home security introduces AuraCharge technology in its new V7 Max smart lock, redefining ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? What Happens Inside a Cold Battery How to Charge When It’s Really Cold Outside What ...