Smart Thermostat: Control your home’s heating from anywhere using the ENGO Smart app or voice commands with Amazon Alexa and Google Assistant Wireless Thermostat: The ENGO E901WIFI battery powered thermostat connects wirelessly to the receiver and can be wall or desktop mounted anywhere away from a heat source or direct sunlight WiFi Thermostat: Reliable 2.4 GHz WiFi connection built into the receiver, eliminating the need for an additional gateway hub Smart Heating Controller: Set schedules and manage energy use for optimal efficiency, helping you save on heating costs Alexa Thermostat: Seamlessly integrates with Amazon Alexa and Google Assistant for voice-activated control Easy to Use: This smart thermostat has an easy-to-read display and sliding function panel making programming possible via the thermostat or simply through the ENGO Smart app