Touch screen thermostat is a thermostat with touch screen function. It has a visual touch screen interface that allows users to set the indoor temperature, adjust temperature settings, select different modes (such as cooling, heating, ventilation, etc.) and adjust various other temperature controls by touching icons, buttons or menus on the screen options.

Compared to traditional knob or button thermostats, the touch screen thermostat is more intuitive and easier to operate. It typically has more features and setting options, provides more precise temperature control, and has a more aesthetically pleasing design. 

In addition, touch screen thermostats usually have smart functions and can be connected with other smart devices (such as smartphones) to achieve convenient functions such as remote control and automatic temperature adjustment. In general, the touch screen thermostat is a modern and intelligent temperature control device that provides users with a more convenient, accurate and personalized temperature management experience.