I replaced the original wired smoke alarms in my home with wired dual sensors that use both photoelectric and ionization ...

The Shapiro administration is reminding Pennsylvanians to change the batteries in their smoke and carbon monoxide (CO) alarms while changing their clocks for this weekend’s “spring forward” time ...

A caller asked us about the location of their smoke detectors ... When smoke enters the chamber, it disrupts the electrical current, causing the alarm to sound. Photoelectric.

“When you change your clocks, go ahead and change the battery in your smoke detector,” said Smith County ESD2 Operations Chief Eric Greaser. “Typically, what we find in the fire department is somebody ...