Product HighlightsThe Nest® Protect smoke and carbon monoxide alarm looks for both fast and slow burning fires. A friendly human voice gives an early warning and it alerts a cell phone as to where the danger is - even for carbon monoxide which is odorless and invisible.
- Split-Spectrum Sensor
- Tests itself automatically and lasts up to a decade
- False alarms can be silenced from a cell phone without any extra hardware required
- Automatically shuts off the furnace when CO is detected
California residents: see Proposition 65 Warning
Weight 1.72 Pounds Length 6.22 Inches Width 6.26 Inches Height 2.76 Inches Country of Origin CHN Brand Nest Voltage 120 VAC Maximum Voltage 120 VAC Power Source Battery Cycle/Hertz 60 Hz Batteries Included Yes Hush Button Yes Test Button Yes Audible Alert Yes Display No Display Options None Battery Backup No Accuracy ± 3%RH Detection Method Nest app on phone or tablet with Android or iOS Sensor Type Split Spectrum, Electrochemical Carbon Monoxide, Heat, Humidity, Occupancy, Ambient light, Omnidirectional microphone Application Whole House Approvals UL, California State Fire Marshal Color White Interconnection Capability 802.15.4 @ 2.4GHz Locking Pin No Mounting Ceiling/Wall Mount Operating Temperature Range 40°F to 100°F (4.4°C to 37.7°C) Standards UL 2034, UL 217, NFPA-72 Type Battery Visual Alert Yes Warranty Offered Yes CUL Listed No UL Listed Yes UL Recognized Yes
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