Posted in Arduino Hacks, Lifehacks Tagged 9V battery, arduino, arduino nano, IR temperature sensor, leds, lever switch, limit switch ...

In this Arduino project, I show you how to build a simple servo laser tower controlled from a smartphone app called Blynk. This is ideal for making a toy for your cat or dog. #ArduinoProject # ...

In this sensor, the punctiform laser beam is widened to a line. By projecting this laser line onto a CCD matrix detector, a 2D measurement along the line is possible. The OPTImess 2D therefore allows ...

The Sep/Oct 2025 issue of Elektor is out. The magazine explores a range of topics including short-range audio, satellite ...

The US Mint has launched its 2025 Laser Engraved American Eagle One Ounce Silver Proof Coin at noon local time on August 20. Here's where you can buy this first-of-its-kind coin, minted using ...

Why spring for a laser printer? The best ones deliver unparalleled speed, pristine text, and reliable paper handling. Find the right laser printer for your home or office with our guide to the top ...

Apple Watch Blood Oxygen Sensor Returns: How to Use It and What It Can Tell You About Your Health The smartwatch's Blood Oxygen app lets you measure the oxygen level of your blood on-demand. It's ...

WASHINGTON — Rocket Lab USA announced Aug. 12 it has completed its $275 million acquisition of Geost, a U.S. supplier of electro-optical and infrared (EO/IR) sensor payloads used in military ...

It looks like Suunto's next-generation sports watches are ready to debut, with the regulatory filings of the Race 2 and Vertical 2 surfacing.

Brazilian supermodel and former Victoria's Secret Angel, Adriana Lima, is parting ways with her Los Angeles estate — a property where the security measures read more like a celebrity protection ...