First Alert ONELINK SCO501CN Talking Combination Carbon Monoxide Detector and Smoke Alarm (battery)

First Alert ONELINK SCO501CN Talking Combination Carbon Monoxide Detector and Smoke Alarm w/Programmable Locations (battery). First Alert ONELINK wireless alarms build a safety network of interconnected alarms in your home without the cost and hassle of wiring.

• Wireless interconnectivity - wirelessly connect up to 16 Onelink alarms (maximum of 12  smoke alarms) in your home and when one sounds, they all sound for increased whole-home protection
• Talking alarm - actual voice speaks the type and location of danger in your home, when easily programmed
• Dual smoke & carbon monoxide sensing - ultimate protection from two deadly dangers
• Photoelectric smoke sensing - false alarms like those caused by cooking fires and shower steam
• Eco-friendly - optimal protection from completely recyclable as an electronic device
• Mute button - mutes unnecessary alarms immediately. also tests alarm function with same button
• EZ access battery drawer - no need to remove alarm from ceiling to change battery
• Low battery signal mute - quiets low battery signal for up to 8 hours
• Electrochemical sensor - most accurate technology available for detecting carbon monoxide compared to other common sensing technologies
• End of life timer - most accurate technology available for detecting carbon alarm chirps when it is time to replace it
• 5-year limited warranty - carbon monoxide alarms should be replaced every 5 years for maximum protection
• FCC compliant - meets UL217 & UL2034 standards
• 2 AA batteries included

PRODUCT MANUAL Where To Place Smoke Alarms: One in every bedroom, and at least one on every level of the home. Where To Place Carbon Monoxide Alarms: One on every level of the home and one in each sleeping area.