HTW-EB-FC smart WiFi home thermostat compares its measured temperature with the design temperature by an electronic logic circuit to control the fan, water valve, etc. at the end of the central air conditioner, so that the ambient temperature is constant within the most comfortable temperature range for the human body. It is also widely used in business, Industrial and domestic construction. One of the biggest advantages is that the smart LCD thermostat is equipped with the Tuya App, which allows users to realize remote Confucius through their mobile . The second advantage is that there are 3 working modes, including cooling, heating and ventilation modes, and the indoor fan can also be self-adjusted to high-speed, medium-speed, low-speed and automatic modes.