Discover how to make a homemade battery capable of charging your smartphone using simple materials like copper foil, aluminum ...

VIERSEN, Germany--(BUSINESS WIRE)--EA Elektro-Automatik, a leading manufacturer of DC programmable power supplies, bidirectional power supplies and regenerative loads, introduces the EA-BT 20000 ...

Fleet and industrial buyers operate under a time-critical cost model where vehicle downtime directly impacts revenue.

With output power from 55 to 155 W and active power-factor correction, the AD 55/155 enclosed switching power supplies provide the ancillary benefit of an extra battery-charger output for support/UPS ...

The Bluetti Charger 2 is the company's latest charger for van life, RVs and digital nomads. I took a look at CES 2026.

Fast chargers can cut downtime on cordless tools, but many users wonder whether that extra speed comes at a long-term cost to ...

Is your phone, tablet, or laptop typically in the battery red zone before the day's end? These portable chargers and power banks give you the most boost when you're out of juice. I’m a Mobile Analyst ...