Nest - Protect Smoke and Carbon Monoxide Alarm (Battery) - White

Nest Protect S2001BW Smoke and Carbon Monoxide Alarm (Battery): Rely on the calm voice of this Nest Protect alarm to alert your household in an emergency. Sync your phone with the system to receive updates, whether you're at home or across the country.

• Protects your loved ones and your living spaces: By detecting levels of smoke and carbon monoxide within your home.
• Have alerts sent to your phone: Including battery and sensor status notifications so you're always prepared, and Safety History so you can see what happened over the last 10 days.
• Convenient lighting cues indicate battery level: You'll know at a glance when it is time to change the long-lasting battery.
• Get a Heads Up with Nest Protect: If a cooking mishap leads to small amount of smoke, Nest Protect will let you know without setting off the full alarm.
• Synchronize your sensors: When 1 alarm senses danger, every alarm in the house will react. If carbon monoxide is present, Nest Protect links with your Nest Thermostat (sold separately) to automatically turn off your gas furnace.
• Clear direction in an emergency: Alarm will speak to you with a human voice and tell you the location and levels of smoke or carbon monoxide when they are present.
• Illuminate your path at night: Pathlight activity sensor lights your way in the dark. Adjust its brightness, leave it on as a nightlight or turn it off from the Nest Protect app.