10 Year Sealed Battery Backup, Hardwired, 2-In-1 Smoke And Carbon Monoxide Detector, Microprocessor Intelligence Value:each Its large throat plate enables

Its large throat plate enables eases blade changes

Produces 90-100 Lumens of light output per Watt of electricity

W through the toughest wood and its 12 in

0 Ah battery offers big runtime

storage locks

10 Year Sealed Battery Backup, Hardwired, 2-In-1 Smoke And Carbon Monoxide Detector, Microprocessor Intelligence Value:each Its large throat plate enablesWhen it comes to your family's safety, there's no room for second guessing. The USI Electric 2 in 1 Photoelectric Smoke and Fire + Carbon Monoxide Alarm with 10 Year Sealed Battery uses Smart Alarm Technology so you and your family will be safe. The Photoelectric Technology is generally effective at detecting slow smoldering fires and Smart Alarm Technology virtually eliminates nuisance alarms, so you can trust what you hear. Drift compensation auto