This project proposes the creation of a standalone alarm system based on an Arduino Nano board (ATmega328P) combined with a BK A7670E 4G GSM module. The system allows for remote activation and control ...

Abstract: Security and observation are fundamental in different applications, counting private security, mechanical checking, and smart city administration. This paper presents a cost-effective, ...

The best DIY home security systems are affordable and easy to set up without a professional. NerdWallet is committed to editorial integrityMany or all of the products on this page are from partners ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Rachel Cericola Rachel Cericola is a writer covering smart home. In addition ...

People commonly find left-behind security systems or cameras when they move into a new spot. It's usually safe, but here's what you should do. Tyler has worked on, lived with and tested all types of ...

Zamboanga Peninsula is one of the regions piloted by the National Nutrition Council in scaling up the Local Nutrition Early Warning System (LNEWS-FNS). To date the region has a total of four ...

ABSTRACT: Due to our busy lifestyles, our health is quite precarious these days. We designed a device using piezoelectric materials. Electric charges are generated on the surfaces of certain materials ...

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, ...

As evidenced by the many articles in Security Business just this year alone, AI development is happening at a breakneck pace – and not just for the security industry, but for the world at large. That ...

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. Global and ...