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First Alert SA320CN Dual Sensor Battery-Powered Smoke and Fire Alarm
Utilizes both ionization and photoelectric smoke sensors for optimal performance
Intelligent sensing technology reduces non-emergency or nuisance alarms
Operates on 2 AA batteries (included)$59.99$16.97 -
First Alert SA320CN Dual Sensor Battery-Powered Smoke and Fire Alarm CustomerPackageType: Frustration-Free Packaging Size: 1 Pack Model: SA320CN Tools & Home Improvement
$24.25Utilizes both ionization and photoelectric smoke sensors for optimal performance
Intelligent sensing technology reduces non-emergency or nuisance alarms
Operates on 2 AA batteries (included) -
First Alert SA501CN ONELINK Wireless Battery Operated Smoke Alarm
Battery-operated wireless smoke alarm
Uses photoelectric sensing technology which is environmentally friendlier
Simple to use silence/test button$65.99$52.59 -
First Alert SA501CN2 Interconnected Wireless Battery Operated Smoke Alarm, 2-Pack
First Alert ONELINK battery-operated, interconnected wireless smoke alarm
Uses photoelectric-sensing technology
Simple-to-use silence/test button$129.99$89.97 -
First Alert SA520B Smoke Alarm, Wireless 120V Hardwired Interconnectable OneLink w/ Battery Backup
$42.41 -
First Alert SA521CN Interconnected Hardwire Wireless Smoke Alarm with Battery Backup
Hardwire, interconnected wireless smoke alarm with battery backup
Uses photoelectric sensing technology which is environmentally friendlier
Low battery warning; simple to use silence/test button; pullout battery drawer$75.99$44.48 -
First Alert SA710CN Smoke Alarm with Photoelectric Sensor
Battery-operated smoke alarm with photoelectric sensor
Features convenient silence/test button, blinking power light, 85-decibel alarm
Also includes side battery drawer and missing battery guard$19.99$12.20 -
First Alert SA710LCN Long Life Photoelectric Smoke Alarm with Silence
Optipath 360 technology provides 360-Degree of direct access to the smoke sensing chamber
9-Volt Lithium Battery that will last the lifetime of the SA710LCN
Lithium battery good for entire life of alarm-never replace the battery$26.99$19.97 -
First Alert SA720CN Smoke Alarm Photoelectric Sensor with Escape Light
Photoelectric sensor smoke alarm with bright escape light; ideal for cooking areas
Features convenient silence/test button, blinking power light, 85-decibel alarm
Also includes side battery drawer and missing battery guard$29.99$14.16 -
First Alert SA9120BCN Smoke Alarm Hardwire with Battery Backup
120-volt hardwire ionization smoke alarm with battery back-up
Uses Smart Technology to reduce nuisance alarms
Features convenient silence/test button, power indicator, 85-decibel alarm$28.99$18.99 -
First Alert SC9120B Hardwire Combination Smoke/Carbon Monoxide Alarm with Battery Backup
Superior carbon monoxide sensor and dual ionization smoke alarm
Inter-connectable with BRK and First Alert hardwired smoke and carbon monoxide alarms
Easy to install universal mount bracket$92.99$31.99 -
First Alert Sc9120bca Smoke And Carbon Monoxide Alarms
Combination 120 volt AC smoke and carbon monoxide alarm with 9-volt battery backup
Interconnectable with all BRK smoke and CO alarms
It eliminates the need for two separate electrical boxes, saving installation time and materials$77.79$60.67
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