CircuitMess NASA Artemis Watch 2.0 is a programmable, NASA-themed smartwatch based on an ESP32-S3 WiFi and Bluetooth module ...

It’s always nice to simulate a project before soldering a board together. Tools like QUCS run locally and work quite well for ...

Drones are widely used across several fields, including aerial photography, surveying, inspection, agriculture, and ...

SparkFun Thing Plus - ESP32-C5 is an Adafruit Feather-compatible board with dual-band WiFi 6, BLE, 802.15.4 radio, and LiPo battery support ...

Learn how to build a powerful AI agent using OpenClaw on Raspberry Pi to automate real-world tasks like controlling apps, ...

Energy consumption is increasing significantly on a global scale due to higher standard of living and an expanding global population. Oil and fossil fuel supplies are considered limited and cannot be ...

In this video I’m showing how I’ve built a very simple battery backup circuit for my home alarm system. The circuit charges a 12v lead acid battery and in an event of a power loss, it transfers the ...

Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

This is a library to control BQ40Z50 battery manager. A wide variety of battery pack metrics can be reported including current state of charge, individual cell voltages, time to empty, average current ...

ABSTRACT: The increasing demand for reliable electricity in off-grid regions, particularly in remote areas, calls for innovative solutions. This project focuses on the integration of Pumped Storage ...

It’s easy to forget, but your AirTag can actually run out of juice, so knowing how to replace your AirTag battery is key. Apple’s trackers are designed to last more than a year on a fresh battery, but ...