Home Slickdeals Emerson Sensi Wi-Fi Thermostat Pro Version 1F86U-42WF for Smart Home -Works W/... Slickdeals Emerson Sensi Wi-Fi Thermostat Pro Version 1F86U-42WF for Smart Home -Works W/ Alexa – $89 + FS By ARCOM - 15 December 2017 225 0 SHARE Facebook Twitter Go to the deal page: Emerson Sensi Wi-Fi Thermostat Pro Version 1F86U-42WF for Smart Home -Works W/ Alexa – $89 + FS