First Alert[r] 1039879 Smoke [sa303] & Carbon Monoxide [co400] Detector Combo Pack

This item is brand-new, factory sealed.

Carbon Monoxide and Smoke Detector (Combo Pack)

The First Alert Carbon Monoxide and Smoke Detector Combo Pack allows you to maximize overall protection in one very affordable package. First Alert Battery Operated Smoke Alarms utilize Ionization Smoke Sensing Technology that's ideal in identifying flaming fires. A Mute Button has been included to serve the dual purpose of silencing nuisance alarms and testing the functionality of your alarm. Featuring an increased nod to safety with an 85- decibel sound output, these alarms feature a 10 year limited warranty.

First Alert Carbon Monoxide Alarms utilize an Electrochemical Sensor that's proven to be the most accurate technology available in detecting CO. Sleek and compact in design, the model requires no additional installation. A Mute Button has been included to serve the dual purpose of silencing nuisance alarms and testing the functionality of your alarm. An End of Life Timer has also been included to alert owners of battery replacement. First Alert Carbon Monoxide Alarms feature a 5 year limited warranty.

This combo pack is for you if:

• You want basic protection from both smoke and carbon monoxide at an affordable price.

Where To Place Carbon Monoxide Alarms: One on every level of the home and one in each sleeping area.

Where To Place Smoke Alarms: One in every bedroom, and at least one on every level of the home.

First Alert Carbon Monoxide Alarm CO400 and First Alert Smoke Detector SA303

• Carbon Monoxide and Smoke Detector (Combo Pack) - SCO403
• 2 x 9V Battery
• Mounting Bracket