W-R1F95U-42WFS 24v Sensi Touch Smart Thermostat, Silver Smart Home Compatible with Apple HomeKit, Amazon Alexa, Google Assistant, and SmartThings. Features Geofencing, Smart Alerts, Universal Single Stage, Multi-Stage (2H/2C), Heat Pump (4H/2C), 7 Day Pg m, Humidity Display, 24 Volts, System Switch-Heat, Off, Cool, Auto, Aux Only. Fan Switch-Auto, On, Hardwire, Au to Changeover, Early Start, Keypad Lock Out, Selectable F/C, Range 45-99F. Terminals - RC, RH, C, W/E, W2, Y, Y2/*, O/B/6, G, L.