Ring Sensors: Air Quality Monitor – Instant notifications, smart suggestions, on Amazon Sidewalk, no base station needed

Monitor indoor air conditions — Tracks temperature, CO, humidity, particulate matter (PM 2.5) so you can act fast.
Smart suggestions — Receive prompts when you may want to open a window, run a purifier, or service appliances.
No base station required — connects over Amazon Sidewalk for simple, flexible coverage throughout your home and beyond (Amazon Sidewalk required for use; coverage may vary).
This device is an air quality monitor capable of registering carbon monoxide (CO) levels. It is not a substitute for a carbon monoxide alarm, and is not certified as a CO alarm or detector. This device does not measure Carbon Dioxide (CO2) or Radon.
Air Quality Monitor doesn’t have a microphone or a speaker to sound an alarm.