Remember Duracell’s PowerCheck? The idea was that a strip built into the battery would show if the battery was good or not. Sure, you could always get a meter or a dedicated battery tester ...

Seeed Studio’s reTerminal E1001 and E1002 are two ePaper displays featuring an ESP32-S3 WiFi and Bluetooth LE wireless ...

Later, I helped a friend disassemble a Tesla model, and the mass of circuit boards inside was overwhelming—until I drew 5 ...

Last year we built a drone using ESP32 and our community loved it. Since then the project has evolved and the drone is now ...

Earlier in this series, a compact FM radio was created using a touch display. From there, the design moved forward with an FM ...

This Smart Trolley Robot is lightweight, structurally simple, and engineered for precise control, the robot offers both ...

How does Garmin Body Battery measure energy levels? Is it useful? And how do you get started? Allow us to explain.

These top-tested MagSafe battery packs from brands like Anker, Baseus, and Torras keep your phone powered up wherever you are.

Say goodbye to battery anxiety - these 12 expert tips will help you maximize your Android phone's battery life.

Why managing battery life on your MacBook is important—and a few tools you can use to do it.

The power system configuration of HydroBot is quite sophisticated. It uses the Horizon H-60 PEM fuel cell as its “engine,” ...

The phone ecosystem these days is horribly boring compared to the innovation of a couple decades back. Your options include flat rectangles, and flat rectangles that fold in half and then break.