Pila Energy, founded by former engineers from Tesla, debuted at SXSW with an easy way to keep your fridge going in a power outage. Jon covers artificial intelligence. He previously led CNET's home ...

Build a low-power smart sensor system with a tailored board, MOSFET switching, and ESP32 deep sleep, giving up to 1.7 years usage between charges ...

First, let’s clear the air: Optimate is not Optima. The former is a European-engineered brand of battery chargers; the latter is a maker of those red-and-yellow AGM batteries you’ve probably seen in ...

The Wyze Battery Video Doorbell delivers crisp video, solid smart features, and flexible setup, making it an especially good choice for renters or anyone who wants simple, reliable front-door security ...