GoControl GoControl Thermostat, Z-Wave, Battery-Powered, Works with Alexa

Great Solution for All Retrofit or New Construction Needs: Battery powered design runs on 4 "AA" batteries; Extremely long 2 year battery life; Can be powered by 24 VAC "C" wire from HVAC system; Z-Wave compatible - Ver. 4.5.5; Works on standard HVAC systems: 2 stage heat/ 2 stage cool; Works on heat pump HVAC systems: 3 stage heat/ 2 stage cool