- Horn
- 85dB SPL at 10 ft (3 m)
- Size
- Height: 5.3 in (13.4 cm) Width: 5.3 in (13.4 cm) Depth: 1.5 in (3.85 cm)
- Color
- White
- Green
- Contains no hazardous substances RoHS compliant REACH compliant Recyclable packaging Learn more at sustainability at Google
- Power
- 6 long-life batteries (Energizer Ultimate Lithium L91 AA)
- Weight
- 13.9 oz (379 g)
- Sensors
- Split-Spectrum Sensor 10-year electrochemical carbon monoxide sensor* Temperature Humidity Motion (120° field of view up to 20 feet) Ambient light Accelerometer Microphone Learn more *from the date of manufacture
- Speaker
- 2-watt speaker
- Storage
- Ambient: Temperature -4° to 113 °F (-20° to 45 °C) Humidity Up to 80% RH in packaging Pressure Up to 15,000 ft altitude
- Wireless
- Wi-Fi: 802.11b/g/n 2.4 GHz Wireless Interconnect: 802.15.4 at 2.4 GHz Bluetooth Low Energy (BLE)
- Languages
- Languages on the Nest Protect
- Operating
- Ambient: Temperature 40° to 100°F (4.4° to 38.8°C) Humidity Up to 90% RH unpackaged Pressure Up to 10,000 ft altitude
- In the box
- Nest Protect Backplate Mounting screws User's Guide Safety, Warranty, Regulatory Guide Welcome Guide 6 long-life batteries (Energizer Ultimate Lithium L91 AA)
- Light ring
- 6 RGB color ring
- Size and weight
- Height: 5.28 in (13.4 cm) Width: 5.28 in (13.4 cm) Depth: 1.63 in (4.1 cm) Weight: 13.1 oz (372 g)
- Speaker and horn
- Speaker: 80dB at 3 ft (1 m) at 1 kHz Horn: 85dB SPL at 10ft (3 m)
- System requirements
- Wi-Fi internet connection Nest app (check requirements) Phone or tablet running iOS or Android with Bluetooth Low Energy (BLE)
- Connectivity requirements
- Wi-Fi Internet connection Nest app (check requirements) Phone or tablet running iOS or Android with Bluetooth Low Energy (BLE)
- External button and connector
- Nest button
