In this video I'm building an Arduino Heart Rate Monitor that is housed in a toy handle in the style of the Star Trek Tricoder. The device uses the PulseSensor with an Arduino Pro Mini and an OLED ...

For the past three months, Google's Gemini 3 Pro has held its ground as one of the most capable frontier models available. But in the fast-moving world of AI, three months is a lifetime — and ...

Here’s our detailed review of the Oppo Reno 15 Pro Mini 5G, where we put it through its paces to determine whether it justifies its premium price tag. Oppo has stepped into the compact flagship space ...

The upcoming iPhone 18 Pro and Pro Max are expected to launch without a physical SIM card slot, working only with eSIM. The information comes from TechManiacs, which says Apple plans to remove the SIM ...

Apple's premium laptop comes in 13- and 16-inch screen sizes. Each model includes 2-4 USB-C ports for charging, accessories, and data transfer. Higher-end models also include the Touch Bar. MacBook ...

Update: RayNeo has announced at CES 2026, the world’s first eSIM-enabled AR Glasses – the RayNeo X3 Pro. This means that they are totally wire-free. Summary: eSIM is essentially a digital or embedded ...

Here are the cheapest deals for the Apple iPhone 12 mini. Since refurbished phones can vary in quality and condition, use the filters to refine your search and discover the ideal deal for you.