The ground-breaking thermoptek technology in the ST-622Q provides responsiveness to all fire types in one alarm
Thermoptek sensing technology - detects slow smouldering fires and rapid rise in temperature, a fast response to all fire types
Battery powered smoke alarm - 10 years Panasonic battery lifespan (battery Included, never needs replacing)
Toast proof - reduces nuisance alarms and smart silence button
Test and smart silence button - allows the alarm to be silenced for up to 10 minutes in the event of a known false alarm
Sleep easy function - low battery end of life chirp can be silenced for eight hours so you sleep easy at night
Positioning - bedroom, living room, landing, hallways, dining room
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