Every alarm in your house has one job: buy you the minutes to get out.
The best alarm in the world is the wrong one if it hangs in the wrong spot.
Every alarm on this site detects the same threats with the same certified sensors — what separates them is how they get power and how they talk to you.
Roughly one in five smoke alarms in US homes is disabled — almost always because of a nuisance alarm or a dead battery that someone silenced and never fixed.
A Wi-Fi alarm looks identical to a battery one from the floor — same ceiling housing, same certified sensors, same 85-decibel horn.
A single smoke alarm protects a radius of one room. An interconnected system protects a house: when any unit trips, every unit sounds.