NWOT Kidde Smoke Alarm with Indoor Air Quality Monitor

NWOT. Box had a small tear on the cover, but the product is still factory sealed. Smoke free home. Feel free to make an offer. The Kidde Smoke Detector with Indoor Air Quality Monitor, Hardwired with Smart Features and Voice Alert, model P4010ACSAQ-WF, is an industry first: a hardwired smoke alarm and indoor air quality monitor combo. Using photoelectric sensor technology, the Kidde smoke, and indoor air quality alarm will detect visible fire particles, associated with slow smoldering fires, and alert you by sounding an 85-decibel alarm & announcing "Fire! Fire!". Har wired with battery backup. First: 2-in-1 Smoke Detector & indoor air quality monitor alerts you to both smoke and air quality issues in a single unit Voice Alerts Photoelectric sensor Compatible with Google Home and Alexa