The Honeywell TH8320ZW Z-WAVE Enabled 7-DAY Programmable Thermostat is a smart home compatible device that offers remote control and app control for easy operation. This thermostat features a 4-inch display, 7-day programming, and z-wave technology for convenient energy management. With its 3-wire configuration and compatibility with various brands like Honeywell and universal z-wave devices, this thermostat is a versatile and reliable option for maintaining a comfortable home environment. Additionally, the included wire saver helps to streamline installation for added convenience.