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First Alert Precision Detection 10-Year Battery Smoke/CO Alarm, 3-pack
$142.84
Features: Advanced Precision Detection technology Precision Detection less nuisance alarms and an earlier warning to the most common types of fires 2-in-1 Protection from Smoke & Carbon Monoxide (CO) Meets...
First Alert Precision Detection, 10-year Battery and Alarm, 2-pack
$176.44
Features:
First Alert's Precision Detection Advanced Sensing Technology
Slim Profile Design is Half The Depth of a Standard Alarm
Specifications
Features - Detection
Power Source - Battery