Two examples of smoke detectors are photoelectric, top, and ionization. Photoelectric smoke detectors are hard-wired into a home and are better at sensing smoldering fires. Ionization smoke ...

Prior to the mid-1980s, batteries powered our smoke detectors. This made individual smoke detectors easy to install. The downside is changing the batteries on a ...

The alarm and light shut off simultaneously when the sensor no longer detected any aerosol. The X-Sense SC01 lacks an ionization sensor and uses only a photoelectric sensor to detect smoke.

or choose a model that utilizes both ionization and photoelectric sensors. A silence or hush button so you can quickly silence false alarms caused by cooking smoke. There must be one smoke alarm ...

A press release from the National Fire Protection Association: QUINCY, MASS. — Four of every ten home fire deaths resulted from fires with no smoke alarms in 2003-2006, according to a new ...