[11/06/2017] ecobee4 Thermostat 智慧型空調溫控器，支援Alexa語音助理，ecobee4 Alexa-Enabled Thermostat with Sensor, Works with Amazon Alexa，定價$299.99，目前特價只要$209 USD。Prime境內免運費 (學生可以免費試用Prime)。哪裡買: amazon。