This project demonstrates a simple motion detection and alarm system using an Arduino Uno and a PIR (Passive Infrared) sensor. When motion is detected, the system activates a buzzer and an LED to ...

Whether you self-monitor or pay for professional monitoring, no home security system is complete unless someone can respond appropriately to alarms. It’s the difference between an effective security ...

When you're ready to move into your new home or rental, you may find a surprise: Past owners may leave security systems and other smart home tech behind, especially if it's screw-mounted or wired in.

Pull requests help you collaborate on code with other people. As pull requests are created, they’ll appear here in a searchable and filterable list. To get started, you should create a pull request.

ABSTRACT: This study investigates the optimization of Fresnel lens designs using Zemax software, with a focus on minimizing beam divergence by controlling the output spot diameter on the image plane.

Aqara has been busy as of late. The company announced Matter support for 50 new device types earlier this month, and now it’s launching three new products — the Aqara M100 Hub, Climate Sensor W100, ...

Protecting your commercial building goes beyond locking the doors. It’s about creating a security system that fits your unique needs—whether it’s safeguarding your employees, assets, or sensitive ...

Researchers found a jailbreak method that exposed DeepSeek’s system prompt, while others have analyzed the DDoS attacks aimed at the new gen-AI. China’s recently launched DeepSeek gen-AI continues to ...

We may receive a commission on purchases made from links. There are few things more precious to people these days than their families. That being the case, it's reasonable enough to assume that the ...