•Precision Detection technology helps reduce cooking nuisance alarms and provides early warning.
•10-Year sealed battery eliminates battery replacements and low battery chirps for the life of the alarm.
•Slim profile design is half the depth of a standard alarm Test/silence button for efficient testing to ensure alarm is working properly
•Carbon monoxide alarm easily plugs into any standard electrical outlet.
•Equipped with battery backup for continuous protection during power outages
•End-of-life warning lets you know when it’s time to replace the alarm

Install the First Alert SM210 10-Year Sealed Battery Smoke Alarm with Slim Profile Design & CO400 Carbon Monoxide Alarm with Battery Backup Safety Value Pack for protection against fire and carbon monoxide (CO). The SM210 Smoke Alarm features First Alert's Precision Detection advanced sensing technology and meets new industry standards. While the CO400 carbon monoxide alarm provides reliable CO protection.

Dimensions (Overall): 5.62 Inches (H) x 5.62 Inches (W) x 1.3 Inches (D)
Weight: .57 Pounds
Battery 2: 1 Non-Universal Lithium Ion, Required, Included
Package Quantity: 2
Requires Hardwired Installation: No
Battery: 1 9-Volt Alkaline, Required, Included
UPC: 029054021854
Model: 90075132