Flash Bee is an easy-to-make DIY handheld lightning detector based on an ESP32-C3 board, a round display, and AMS AS3935 ...

Measuring the speed of a rotating object is a common requirement. Knowing the speed of table and ceiling fans, as well as ...

The sensor continuously sends out infrared light and measures how much of that light is reflected. When a reflective object is within its set detection range, it returns a low signal. The Arduino ...

Add The Drive (opens in a new tab) Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results For EV, five-digit rpm ...

RPM International (RPM) reported $1.91 billion in revenue for the quarter ended November 2025, representing a year-over-year increase of 3.5%. EPS of $1.20 for the same period compares to $1.39 a year ...

This all-purpose presence sensor is a master at monitoring indoor activity and linking it to smart home features you already use. Tyler has worked on, lived with and tested all types of smart home and ...

Aqara has announced the Spatial Multi-Sensor FP400, a new presence sensor that it says is precise enough to suss out whether you’re sitting, standing, or lying down. The FP400 builds on several past ...

If you’re looking for a high entertainment value per byte of code, [Nardax] has you covered with his wearable spellcasting controller. With not much effort, he has built a very fun looking device, ...

Here comes a new year, and with it, possibly, a turning point for remote patient monitoring. RPM can be a valuable way to help treat chronic diseases at home while keeping people out of the hospital.

Posts from this topic will be added to your daily email digest and your homepage feed. A single battery can power the MS605 mmWave radar presence sensor for up to three years. A single battery can ...

Matt Carey, the co-founder and CEO of Boston-based startup Teradar, loves when people tell him: “I don’t believe you.” That’s “right where we want folks,” he recently told TechCrunch. Carey has spent ...