1F87U-42WF-Sensi Pro Wi-Fi Programmable Thermostat for Smart Phone/Tablet and PC & Alexa, Apple Home

Sensi Wi-Fi Thermostat with Remote Access Via Smartphone, Tablet or PC. Smart Home compatible with Apple HomeKit, Amazon Alexa, Wink. Features Geofencing, Smart Alerts, Universal Single Stage, Multi-Stage (2H/2C), Heat Pump (4H/2C), 7 Day Pgm, Humidity Display, 24 Volts, System Switch-Heat, Off, Cool, Auto, Aux Only. Fan Switch-Auto, On, Hardwire and/or Batteries, Au to Changeover, Early Start, Keypad Lock Out, Selectable °F/°C, Range 45-99°F. Terminals - RC, RH, C, W/E, W2, Y, Y2, O/B/2, G, L