First Alert SC9120B Smoke and Carbon Monoxide Alarm with Battery Backup 120V

The First Alert Hardwire Combination Smoke/Carbon Monoxide Alarm wires directly into your home's electrical system. In the event of a power outage, this alarm has been equipped with a 9V battery backup to provide optimal protection. The realization of ionization technology combined with an electrochemical sensor ensure

The First Alert Hardwire Combination Smoke/Carbon Monoxide Alarm wires directly into your home’s electrical system. In the event of a power outage, this alarm has been equipped with a 9V battery backup to provide optimal protection. The realization of ionization technology combined with an electrochemical sensor ensure optimal safety. A Mute Button has been included to serve the dual purpose of silencing nuisance alarms brought on by cooking smoke and shower steam. This button also allows you to test the functionality of your alarm.

• 120V AC with 9V battery backup
• Uses ionization technology and an electrochemical sensor
• Simple to use silence/test button with low battery chirp warning
• Tamper resistant locking pins
• Universal mounting bracket
• Latching alarm indication
• Emits T3 Pattern.

Specifications

MFR: SC9120B SKU: 11617761 UPC: 029054513069 Brand: First Alert Length: 6 Width: 3 Height: 6