Amazon currently has the popular ecobee3 lite smart thermostat on sale for just $139, which is a full $30 savings from its usual $169 price. That marks its lowest price since last year, too, though it's only ever dropped as low as $135 there.

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ecobee3 lite smart thermostat

Now at one of its lowest prices ever, this smart thermostat would be a great addition to your home as it allows you to adjust the temperature from anywhere in the world using your phone. It can be voice controlled, too!

$139 $169 $30 off

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ecobee4 smart thermostat

Today only, adding the latest ecobee smart thermostat to your cart at Target will drop its price by $100! That's one of the best deals we've ever seen on it. Plus, if you have a REDcard, you can save an extra 10% on this purchase using code REDCARD during checkout.

$149.99 $249.99 $100 off

The ecobee3 lite thermostat can be easily controlled right from your iOS or Android device using the free app, as well as via Siri and Amazon's Alexa. In fact, it links in great with pretty much all smart home ecosystems including Apple HomeKit, Google Assistant, Microsoft Cortana, Samsung SmartThings, Wink, and IFTTT. You can also use the ecobee3 lite with a pair of room sensors to help ensure that your whole home is kept at a consistent temperature.

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Installation of the ecobee3 lite is straightforward. There's an easy to follow installation guide and an in-app walkthrough showing you step-by-step instructions, so it should only take about 30 minutes. Everything you need comes in the box, including a Power Extender Kit for homes with no common wire.

The team at iMore named this one of the best smart thermostats this year while we listed it as the best budget option. Smart thermostats can help save "an average of 23% annually on your heating and cooling bill", which means that over time the investment will pay for itself.

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