2 Pack Smoke Detector, Battery-Operated(Not Hardwired) Smoke and Fire Alarm/Detector with Test Button, 10 Years Photoelectric Smoke Alarm with UL Listed(9V Battery included)
Key product features:
Plastic, UL listed, Battery-powered smoke alarm with test button•
Features convenient test button, blinking power light, 85-decibel alarm.•
Also includes side battery drawer and missing battery guard.•
Low battery warning and tamper resistant.•
9-volt battery included; 10-year limited warranty.