Want to make one for your desk? All it takes is an Arduino Nano R3 or comparable microcontroller, an RGB LED ring with 12 LEDs, a 16×2 LCD, a buzzer, and a momentary push button switch.

After this tedious step, he designed a PCB that hosts an Arduino Nano to accept input, two MCP23017 GPIO expanders to give it enough outputs, and CD4066BE CMOS switches to trigger the connections.

Additionally, there’s Battery health assistance, which is officially “available on Pixel 6a and later.” After updating to Android 16 (and a server-side update), you might get a system ...

The feature effectively throttles your charging speed and battery over time. Now, it looks like the option is rolling out to other Pixel owners as part of the Android 16 QPR1 beta 2 release.

This statement confirms that Google will soon issue a mandatory software update to “a subset of Pixel 6a phones” in order to “reduce the risk of potential battery overheating.” This update ...

In comparison, the current hot, super slim phone Samsung Galaxy S25 Edge is 5.8mm thick and packs a 3,900 mAh battery. Not just that, the Galaxy S25 Edge weighs 163.8g while the Hot 60 Pro+ tips ...

FlexGen and Rosendin are tinkering on a utility-scale battery solution to be situated outside a data center building, as part of medium-voltage (1,000V to 35,000V) infrastructure.

NREL researchers are using state-of-the-art nano-CT imaging to reveal microscopic damage and hidden flaws in lithium-ion battery microstructures. Credit: Gregory Cooper/NREL ...

embedded-systems temperature-sensor arduino-nano bms final-year-project electrical-engineering power-electronics energy-storage arduino-cpp battery-health fast-charging battery-protection ...

Ring’s Battery Doorbell lacks many of the features that you get with its more expensive sibling, the $229.99 Battery Doorbell Pro, but at $99.99, it's much more affordable and just as easy to ...