Kidde Smoke & Carbon Monoxide Detector, Combination Smoke & CO Alarm with Lithium Battery, Replacement Alert, Pack of 2
- Fire & CO Detector in 1 unit with alert modes, LED light, test-silence button, & Replacement Alert: a chirp that notifies when the unit needs to be replaced.
- Photoelectric & electrochemical sensing technology - combination smoke & CO detector detects visible fire particles, 85 decibel alarm alerts of fire.
- No battery replacement needed - combo smoke and CO detector operates on a non-replaceable, 10-year lithium battery.
- Replacement Alert - can be silenced for 3 days at a time, maximum of 30 days.
- tamper-resistant technology deters removal of the unit or battery from the wall or ceiling.