Optical smoke alarm uses MOC 7811 which is an optocoupler.The sensor designed for this device is based on the principle of scattering of infrared rays.The light coming from the light source passes ...

The devilish metal, when ingested through the drinking water, can be deadly. It is, therefore, crucial not to let it go ...

It was clear which was the best smoke detector in 2025: the Kidde Dual Sensor Smoke Detector PI9010. It quickly and effectively detects both smoldering and flaming fires, surpassing its competitors.

The Consumer Product Safety Commission has recalled about 50,000 smoke detectors due to a malfunction that may prevent them from alerting consumers to fires and carbon monoxide leaks, posing a ...

The best smart smoke detectors add a layer of connectivity ... It also has a temperature and humidity sensor, can be paired with another HomePod mini for stereo sound, and comes in a variety ...

Apollo America is recalling about 50,000 combination smoke and carbon monoxide detectors that can malfunction and fail to alert consumers to fires or carbon monoxide leaks, the Consumer Product ...

If you buy through our links, we may earn a commission. A smoke detector is essential to keep your family safe and sound. The top fire alarms come with various features, and some can respond to ...