First Alert AC Smoke Alarm with Lithium Battery Backup

(5.00)5 Reviews
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Product details

Never Miss a Beat: First Alert AC Smoke Alarm with Long-Lasting Lithium Battery Backup

Stay safe and secure in your home with the First Alert AC Smoke Alarm with Lithium Battery Backup. This advanced smoke detector lithium battery features an AC power source for constant monitoring and a backup lithium battery for smoke alarms to ensure continued protection during power outages. With a loud 85-decibel alarm, this device quickly detects smoke and alerts you to potential danger.

These smoke detector lithium battery alarms are easy-to-install design and tamper-resistant locking pins make this smoke alarm a reliable and hassle-free addition to any home. Plus, the low battery warning chirps let you know when it’s time to replace the battery. Protect your family and your home with this reliable and effective smoke alarm. Few of the unmatched features of these lithium batteries in smoke detectors are:

  • Early Warning, Every Time
  • Hassle-Free Safety for Your Home
  • Never Be Caught Off Guard

Make your home a haven of safety with the First Alert AC Smoke Alarm with Lithium Battery Backup. This reliable and effective smoke detector provides the unwavering protection you and your family deserve.

Product Specs

Manufacturer Part #: 9120LBL
Audio Alarm: 85dB at 10 feet
Test/Silence: Electronically simulates smoke condition, causing the unit to alarm
Press and hold test/silence button
Alarm Reset: Automatic when smoke clears
Interconnections: Up to 18 units of First Alert or BRK Smoke, CO and Heat Alarms
Maximum of 12 smoke alarms
Smoke Sensor: Dual Ionization
Indicator Lights/Sounds: AC Power: Constant Green LED
DC Power: Intermittent Red LED
Local Alarm: Red LED flashes rapidly
Remote Alarm: Red LED out
Latching Alarm: Green LED flashes 2 sec. on/2 sec. off after local alarm
Operating Voltage: 120V AC 60Hz w/ 9V lithium battery backup
Operating Current: 0.04 amps (standby/alarm)
Temperature Range: 40°F to 100°F (4°C to 38°C)
Humidity Range: 10% to 95% relative humidity (RH)
Dimensions: 5.6(Dia) x 2.0(H) inches
Weight: 7.8 oz
Listing: Listed to UL217 Standard
Warranty: 10-Year Limited

Customers Reviews

  1. Nathaniel (verified owner)

    The product is firmly packed.

    1 product
  2. Dylan (verified owner)

    The product is firmly packed.

    1 product
  3. Charles (verified owner)

    Good service.

    1 product
  4. Patrick (verified owner)

    Good service.

    1 product
  5. Nicholas (verified owner)

    Very fast delivery.

    1 product

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