Universal Security Instruments AC Hardwired 120-Volt Smoke Detector

Ionization smoke and fire alarm responds quickly to fast flaming fires to protect your family against deadly threats in the home. Hardwire, 120V AC alarm with backup battery is suitable for houses, apartments and mobile homes. Fully interconnectable with all USI and Universal 120V alarms using existing wiring and mounting. Features a quick activation pull-tab and a front-loading battery drawer for replacement without removing the alarm from the bracket. Tamper resistant locking features prevent unauthorized alarm and battery removal. Quick connect wiring harness and universal mounting bracket. The single silence/test button temporarily quiets nonemergency alarms and tests alarm functionality. Limited ten year warranty. Manufacturer part number 5304.