Nest Protect - 2nd Gen
Nest Protect is the smart way to detect smoke and carbon monoxide. Alarms and voice alerts sound in the house when there’s a problem.
Nest Protect - 2nd Gen
Nest Protect is the smart way to detect smoke and carbon monoxide. Alarms and voice alerts sound in the house when there’s a problem. Customers can also check alerts and control the alarm through the Nest app.

App Silence
Instead of waving a dish towel in front of the alarm, customers can silence their app if everything is under control.

No chirps
Nest Protect automatically tests itself during the day, so your customers won’t be woken up by 2 a.m. chirps

Phone alerts
Customers can know what’s going on at home, even when they aren’t there

Tests itself
Nest Protect checks its batteries and sensors over 400 times daily, so your customers don’t have to




Learn more about the Nest Family and Smart Home Solutions.
NEST-PROTECT-BAT-WH | NEST-PROTECT-LV-WH |
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Six long-life AA Energizer Ultimate Lithium batteries |
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5.3" x 5.3" x 1.5" |
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The alarm should not be installed in locations where the normal ambient temperature is below 40°F (4°C) or exceeds 100°F (38°C). Humidity range: 20%RH to 80%RH (non condensing). |
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13.9 oz |
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Working Wi-Fi connection: 802.11b/g/n @ 2.4GHz Wireless Interconnect: 802.15.4 @ 2.4GHz Bluetooth Low Energy (BLE) |
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Speaker: 2 Watt Speaker Horn: 85dB SPL at 10 feet (3 m) |
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RGB color ring with 6 LEDs |
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Support Documents
Nest 2-Year Warranty
This product has a 2-year manufacturer warranty. The warranty is extended to 5 years when installed by a Nest Pro. To become a Nest Pro, sign up here.
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