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Universal Security Instruments Smoke Detectors

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(3-Pack) Hardwired & 10-Year Battery Backup Smoke Detector with Ionization Sensor(3-Pack) Hardwired & 10-Year Battery Backup Smoke Detector with Ionization Sensor
(4 / 7)
Model# USI/SM/HW10YR/3
$99.97
($33.32 /unit)
Buy 4 or more $89.97

Exclusive

(3-Pack) 10-Year Battery Powered Mini Smoke and Fire Detector with Photoelectric Sensor(3-Pack) 10-Year Battery Powered Mini Smoke and Fire Detector with Photoelectric Sensor
(4 / 29)
Model# USI/SM/10YR/MINI/3
$79.97
($26.66 /unit)
Buy 4 or more $71.97
(3-Pack) 10-Year Battery Powered Mini Smoke and Fire Detector with Photoelectric Sensor(3-Pack) 10-Year Battery Powered Mini Smoke and Fire Detector with Photoelectric Sensor
Model# USI/SM/10YR/MINI/3CA
$79.97
($26.66 /unit)
Buy 4 or more $71.97

New

10-Year Battery Powered Mini Smoke and Fire Detector with Photoelectric Sensor10-Year Battery Powered Mini Smoke and Fire Detector with Photoelectric Sensor
(4 / 29)
Model# USI/SM/10YR/MINI
$29.97
10-Year Battery Powered Mini Smoke and Fire Detector with Photoelectric Sensor10-Year Battery Powered Mini Smoke and Fire Detector with Photoelectric Sensor
Model# USI/SM/10YR/MINI/CA
$29.97

Exclusive

(3-Pack) 10-Year Battery Powered Smoke and Fire Detector with Ionization Sensor(3-Pack) 10-Year Battery Powered Smoke and Fire Detector with Ionization Sensor
(4.7 / 33)
Model# USI/SM/10YR/3
$79.97
($26.66 /unit)
Buy 4 or more $71.97

Exclusive

(3-Pack) Hardwired and 1-Year Replaceable Battery Backup Smoke Detector with Photoelectric Sensor(3-Pack) Hardwired and 1-Year Replaceable Battery Backup Smoke Detector with Photoelectric Sensor
(4.4 / 32)
Model# USI/SM/HWREP/3
$79.97
($26.66 /unit)
Buy 4 or more $71.97

Exclusive

(3-Pack) 9-Volt Battery Operated Smoke Detector with Photoelectric Sensor(3-Pack) 9-Volt Battery Operated Smoke Detector with Photoelectric Sensor
(4.3 / 34)
Model# USI/SM/REP/3
$47.97
($15.99 /unit)
Buy 4 or more $43.17

Exclusive

10-Year Battery Powered Smoke and Fire Detector with Ionization Sensor10-Year Battery Powered Smoke and Fire Detector with Ionization Sensor
(4.7 / 33)
Model# USI/SM/10YR
$29.97

Exclusive

Hardwired and 1-Year Battery Backup Smoke Detector with Photoelectric SensorHardwired and 1-Year Battery Backup Smoke Detector with Photoelectric Sensor
(4.4 / 32)
Model# USI/SM/HWREP
$27.97

Exclusive

9-Volt Battery Operated Smoke Detector with Photoelectric Sensor9-Volt Battery Operated Smoke Detector with Photoelectric Sensor
(4.3 / 34)
Model# USI/SM/REP
$17.49

Exclusive

Hardwired and 10-Year Battery Backup Smoke Detector with Ionization SensorHardwired and 10-Year Battery Backup Smoke Detector with Ionization Sensor
(4.2 / 21)
Model# USI/SM/HW10YR
$37.97