Photo 1 of Introducing Amazon Smart Thermostat – ENERGY STAR certified, DIY install, Works with Alexa – C-wire required

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Photo 1 of Introducing Amazon Smart Thermostat – ENERGY STAR certified, DIY install, Works with Alexa – C-wire required Photo 2 of Introducing Amazon Smart Thermostat – ENERGY STAR certified, DIY install, Works with Alexa – C-wire required