Sentinel Hardwired Smoke Detector W/Battery Backup, Adapters, Ionization Sensor

Product Description

Sentinel Hardwired Smoke Detector W/Battery Backup, Adapters, Ionization Sensor|Front Battery Pull Tab Allows Battery Activation Without Removing Alarm From Mounting Bracket|Tamper-Resistant Locking Feature Deters Alarm Theft|Battery Backup Provides Protection In Case Of Power Failure|Interconnectable With Up To 24 Devices (Of Which 18 Can Be Initiating) Including Smoke, Co And Heat Alarms, See Users Guide For Complete Instructions|9 Volt Battery Included|MFG# 21009475