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Universal Security Instruments

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10-Year Battery Powered Mini Smoke and Fire Detector with Photoelectric Sensor10-Year Battery Powered Mini Smoke and Fire Detector with Photoelectric Sensor
(4.2 / 59)
Model# USI/SM/10YR/MINI
$26.97
Was $29.97
Save $3.00 (10%)
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

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Hardwired and 1-Year Battery Backup Smoke Detector with Photoelectric SensorHardwired and 1-Year Battery Backup Smoke Detector with Photoelectric Sensor
(4.3 / 45)
Model# USI/SM/HWREP
$23.47
Was $27.97
Save $4.50 (16%)

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10-Year Battery Powered Smoke and Fire Detector with Ionization Sensor10-Year Battery Powered Smoke and Fire Detector with Ionization Sensor
(4.6 / 49)
Model# USI/SM/10YR
$26.97
Was $29.97
Save $3.00 (10%)

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Hardwired and 10-Year Battery Backup Smoke Detector with Ionization SensorHardwired and 10-Year Battery Backup Smoke Detector with Ionization Sensor
(4.2 / 36)
Model# USI/SM/HW10YR
$37.97

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9-Volt Battery Operated Smoke Detector with Photoelectric Sensor9-Volt Battery Operated Smoke Detector with Photoelectric Sensor
(4.4 / 64)
Model# USI/SM/REP
$15.97
Was $17.49
Save $1.52 (9%)

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Plug-In Carbon Monoxide Detector with 1-Year Replaceable Battery, Digital DisplayPlug-In Carbon Monoxide Detector with 1-Year Replaceable Battery, Digital Display
(4.8 / 22)
Model# USI/CO/PLUG
$39.97

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AA Battery Powered Carbon Monoxide Detector with Digital DisplayAA Battery Powered Carbon Monoxide Detector with Digital Display
(4.6 / 17)
Model# USI/CO/REP
$27.97

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