Google Nest Labs Nest Protect 2 smoke and carbon monoxide detector

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Google Nest Labs Nest Protect 2 smoke and carbon monoxide detector.

Detects both fast-burning open flames and slow smoldering fires thanks to the smart fire spectrum sensor.
Detects carbon monoxide (CO) with a long-life sensor (10-year lifespan).
Speaks to you with words and colors. Clearly states the type and location of the danger.
Sends a warning to your smartphone if there is a problem and you are not at home.
Tests itself 400 times a day, and the speaker and siren automatically once a month.
If everything is fine, it glows green as soon as you turn off the light. How Nest Protect protects you and your family for up to 10 years. FROM JUN 2019 TO JUN 2029. As stated on the detector.

Main features:
-Smoke detection (fast, slow).
-CO detection.
-Voice notification.
-Can be silenced from a phone or tablet.
-Real-time notification to your phone.
-Operating life of 10 years. from JUN 2019 to JUN 2029. As stated on the detector cover.

Specifications:

Sensors:
-Smoke (Split Spectrum) – uses 2 different wavelengths of light to detect different types of fires.
-CO – Electrochemical carbon monoxide sensor.
-Temperature + - 1.
-Humidity - + 3 % RH.
-Field of view sensor – 120°, up to 6 meters in height.
-Ambient light sensor.
-Omnidirectional microphone 70dBa SNR.
-Speaker - 80 dB at a distance of one meter.
-Siren - 85 dB at a distance of 3 meters.
-Light ring – 6-LED ring in RGB colors.

Communication:
-WiFi 802.11b g n 2.4 Ghz.
-Bluetooth BLE.

Languages:
English by default, with the option to load French, Spanish and Dutch.

Operating conditions:
-Temperature – 4 -38 °C.
-Humidity - 20- 80.
-Dimensions: HxWxD 13.5 x 13.5 x 3.9 cm.
-Weight: 374 g.

Meets standards:
-EN-14604 – smoke detector.
-EN-50291 – carbon monoxide detector for domestic premises.
-EN-50271: 2010 - Electrical apparatus for the detection and measurement of combustible gases, toxic gases or oxygen.
-EN-50292 - Electrical apparatus for the detection of carbon monoxide in domestic premises, caravans and pleasure boats.

Color: white.
Ex-display product.

Package contents:

1 x Google Nest Labs Nest Protect 2 smoke and carbon monoxide detector.

Used product.
The item has been checked and tested, fully functional, practically like new.
No packaging.
No instruction manual.