Nest thermostats are the most popular smart thermostats on the market, but if you're willing to consider an alternative, a GLAS smart thermostat by Johnson Controls is currently discounted. This smart thermostat is discounted as part of Prime Day, and can be yours for $179.99. The device usually costs $249, which means you can save $69.
This smart thermostat can monitor indoor air quality, including humidity, total VOCs and equivalent CO2. It can also report on outdoor air quality, including allergens, air quality index and UV index. It is compatible with Google Assistant, and Amazon Alexa, while Cortana comes built-in.
This smart thermostat is compatible with many HVAC configurations, more of which you can find out by clicking the link provided down below. You can also download a free application for Android or iOS to get full control of this thermostat. If you're interested in getting the GLAS thermostat, click the link down below, which will take you directly to its listing on Amazon. Do note that this deal will not last forever, and it's easily possible that it will be gone by tomorrow, so it would be wise to hurry up if you're planning to purchase it.