Amazon Smart Air Quality Monitor for $35 + $9.45 s&h

Published Date: 10/3/2022

Source: dealnews.com

It's the lowest price we could find by $5. Buy Now at eBay

Features

tracks & measures particulate matter, volatile organic compounds, carbon monoxide, humidity, & temperature
color-coded LED indicator
voice control via Echo device or Alexa app
for indoor use only