USI Ionization Smoke Detector & Fire Alarm, Hardwire w/ Battery

USI Smoke and Fire Alarm is designed with several features to maintain a safe environment. The ionization sensor is extremely responsive to flaming fires and emits a loud 85 dB alarm. This smoke and fire alarms is interconnectable with up to 24 units which will allow simultaneous ringing from all detectors. Two tamper resistant locking features prevent unauthorized entry. Fire Alarm also has a 10 year long life lithium battery included along with a 9 volt battery backup for increased safety. A front load battery drawer allows for easy battery replacement and quick connect wiring harnesses make installation simple.

• Quick Find Alarm Feature - Easily allows identification of first alarm to sound in an interconnected system.
• 120-Volt Hardwiring Required.
• Universal Mounting Bracket - Fits any standard wiring junction box, singe gang, round or octagon, up to 4".
• Quick Connect Wiring Harness - Longer 8" Pigtail Wires are Pre-stripped.
• Larger Mounting Base - To cover drywall imperfections and old paint marks.
• Interconnectable - Will ring simultaneously with all USI and Universal brand 120V alarms using similar wiring & mounting.
• 7 Year 9-Volt Lithium Battery Backup.