First Alert - Slim Design Combo Photoelectric Smoke Sensor with Alarm - White

Keep your home and family safe with this First Alert smoke and carbon monoxide detector. It has a 10-year battery and sounds an alarm when you need to replace the unit. This First Alert smoke and carbon monoxide detector doesn't react to shower steam or cooking smoke, reducing false alarms.
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Product Features

2 in 1 protection

Against smoke/fire and carbon monoxide.

The ten year sealed battery

Never needs to be changed for the life of the alarm.

Patented smoke entry system

For a direct path to smoke sensor.

Slim design

Adds an element of style and is half the size of the standard alarm.

Mute button

Mutes unnecessary alarms immediately. Also tests alarm function.

Easy installation

Includes easy twist mount and hardware.

End of life warning

Notifies you when the alarm needs to be replaced.

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