This Smoke Alarm Detector includes a safety light that illuminates to guide you to safety. Works particularly well in hallways and near exits. This smoke alarm also features a Hush Feature that temporarily silences nuisance alarms. Has the ability to function as a stand-alone unit or in an interconnected system. Includes a 9V battery backup that provides continuous protection in the event of a power outage.

• Hush Feature - Temporarily silences nuisance alarms
• Useful in hallways and near exits
• Battery Backup provides protection even during power outages

Temperature Range: 40°F to 100°F