Upgrading your home with the latest tech can be expensive, but Amazon Prime Day is an opportunity to do so for a lot less. Be it robot vacuums or smart bulbs, there’s a whole lot of IoT and kitchen devices that are on sale today. Even some of our favorites from iRobot, Shark and Google have been discounted. Not all of the sales are actually worth your money, so we’ve done the hard work of narrowing that list down to the best deals available.Ecobee Smart ThermostatEcobee Smart ThermostatEcobeeOne of our favorite smart thermostats is this one from Ecobee, so we’re glad that it’s on sale today for $178 ($71 off its retail price of $249). It has built-in Alexa support, which means you can control the temperature simply by using your voice. Features include natural language processing, speech detection and a smart “Home & Away” function that can detect your presence and adjust the temperature automatically. If you would rather have something a little simpler, the Ecobee3 Lit