Learn how to transform a 3.7V battery to power a 220V device with this step-by-step mini inverter tutorial. Discover the essential components and techniques needed to build this useful DIY project.

" A major upgrade from previous 300mA simulators, our 5A battery simulator family is designed to simplify and accelerate BMS (battery management system) testing, " said Stephen Jenkins, Simulation ...

There’s some light tinkering involved, and it’s not exactly elegant. But it works, which could be a huge win this winter.

Nothing brings joy to a hacker’s heart like taking a cheap gizmo and making it useful. Over at Hackaday.io [AndyHull] popped open some cheap LiPo battery power packs to see if he could power a Canon ...

Fast chargers have become essential as phones, tablets and even laptops demand more power to keep up with daily use. Many new devices no longer include a charger in the box, so finding the best fast ...

Ajay has worked in tech journalism for over a decade as a reporter, analyst, product reviewer, and editor. He got his start in consumer tech, breaking Android news at Newsweek before going to PCMag, ...

Oscars Commentary (Updated: Oct. 2, 2025): There’s a magic number every awards campaign treats as its “North Star,” whether they say out loud or not: 14. With stellar reviews and Hollywood ...