A low-cost, real-time smoke detection system using MQ2 Gas Sensor, Arduino Uno, and buzzer alerts. Ideal for basic fire hazard prevention and awareness. Designed as an educational project for embedded ...

Optical smoke detector is a project implemented on the Arduino board and works on the phenomenon of light scatter principle. An Optical Smoke Detector is a device that senses smoke, typically as an ...

The modern hacker wields a number of tools that operate on the principle of heating things up to extremely high temperatures, so a smoke alarm is really a must-have piece of equipment. But in an era ...

With the launch of a new intelligent Remote Test Capable photoelectric detector (2251BR), System Sensor adds simplified remote testing capability to the updated DNR and watertight NEMA DNRW ...