•First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
•Battery-operated alarm allows for easy installation and maintenance
•Front access battery compartment makes for easy battery replacements
•End-of-life warning lets you know when it’s time to replace the alarm 
•Test/silence button for efficient testing to ensure alarm is working properly 

The First Alert SMI100 Battery-Operated Smoke Alarm is equipped with First Alert's Precision Detection advanced sensing technology and meets new industry standards. This battery-operated smoke alarm is easy to install and the front access battery compartment makes for easy battery replacements.

Dimensions (Overall): 5 Inches (H) x 5 Inches (W) x 2.13 Inches (D)
Weight: .58 Pounds
Package Quantity: 2
Requires Hardwired Installation: No
Battery: 1 9-Volt Alkaline, Required, Included
UPC: 029054022370
Model: 90075121