The WTS Series Touch Button Thermostat is a temperature control device with an extra-large LCD display, a capacitive touch interface with colorful icons, and manual or automatic fan speed selection. The units monitor real-time room temperature, humidity, and the set temperature to control the opening and closing of valves in the air handling units to regulate the room temperature to the occupant's desired comfort. Choose from a variety of options, including a white or black housing, humidity display, Modbus communications, and ECM fan support. It features a built-in temperature and humidity sensor, frost protection, lockable/unlockable operating buttons, and a timer shutdown function.