Kitchen Smoke/Carbon Monoxide Alarm, Lithium Battery, 5.22" Diameter x 1.6" Depth

Quick Overview

Combination smoke and carbon monoxide alarm.
Sealed-in lithium power supply lasts entire ten-year life of the alarm.
Quick and easy to install; alarm automatically activates when attached to the mounting bracket.
Photoelectric sensor detects visible particles.
Test/hush button tests alarm circuitry and temporarily silences nuisance alarms.