First Alert Combo Smoke/CO Detector
Battery operated combo CO & Photoelectric smoke alarm
Description & Features+
This battery powered combination smoke and carbon monoxide alarm has a photoelectric smoke sensor, which reduces nuisance alarms from cooking smoke or shower steam. The alarm has a mute button to silence any nuisance alarms that may occur. The single button also tests alarm functions. Utilizes electrochemical carbon monoxide detector for increased accuracy. Also, included is an optional theft prevent lock to lock battery and unit in place.
From the Manufacturer +
Q & A+