Comprehensive Guide to Indoor and Outdoor Security Solutions: Cameras, Smart Locks, and Sensors
Comprehensive Guide to Indoor and Outdoor Security Solutions: Cameras, Smart Locks, and Sensors Comprehensive Guide to Indoor and Outdoor Security Solutions: Cameras, Smart Locks, and Sensors
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Home Sensors Motion Detection Sensors
First Alert 3120B Smoke Alarm, 120 V, Ionization, Photoelectric Sensor, 85 dB, White :EA: QUANTITY: 1
First Alert 3120B Smoke Alarm, 120 V, Ionization, Photoelectric Sensor, 85 dB, White :EA: QUANTITY: 1
  • First Alert 3120B Smoke Alarm, 120 V, Ionization, Photoelectric Sensor, 85 dB, White :EA: QUANTITY: 1
Product Details ＋

The FIRST ALERT hardwire dual photoelectric and ionization sensor smoke alarm with battery backup is designed to provide peace of mind. The photoelectric and ionization sensors on this fire detector alert you to both smoldering and fast-flaming fires, offering comprehensive detection and early warning. The 85 dB fire alarm can connect to other compatible hardwired detectors for larger spaces.

First Alert 3120B Smoke Alarm, 120 V, Ionization, Photoelectric Sensor, 85 dB, White :EA: QUANTITY: 1
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