Smart Thermostat: Compatible with both Alexa and Google Assistant, allowing for voice control and seamless integration with your smart home Design: Sleek and modern design with a 3.9 inch LCD touchscreen display, providing easy-to-use controls and a backlight for visibility Connectivity: WiFi capable with a connectivity protocol of Wi-Fi, allowing for remote temperature control and programming from anywhere Dimensions: With a compact depth and width of 3.9 inches, this thermostat is perfect for any space and can be easily mounted on the wall The MrCool MST04 is a programmable WiFi thermostat, offering you the convenience of controlling the temperature of your home remotely. This thermostat is compatible with various systems including AC only, AC & gas, and heat pump. It has 4 heat stages and 2 cool stages, ensuring optimal temperature regulation. The thermostat features a touchscreen display, measuring 3.9 inches, providing easy control and setup. With special features such as Alexa and Google Assistant compatibility, this thermostat is a modern and smart addition to your home. The product dimensions are 3.9 x 3.9 x 3.9 inches and it weighs 1.000000 pounds. The package includes an owner's manual and lifetime tech support. The MrCool MST04 comes with a 2-year warranty for your peace of mind.