【Wide range of applications】It is suitable for controlling central air conditioners in hotels, restaurants, supermarkets or homes. Its working principle is to control the switches of fans and valves in fan coils. 【Simple installation】Easy to install, our product includes 2 screws for easy installation. No special installation tools are required, but please cut off the power before installation. 【Easy to control】Using the ON / OFF switch on the left side of the temperature controller makes it easy to control the system and easily adjust the temperature with a temperature switch of 10 °C to 30 °C. 【Material】Our thermostats are made of high quality plastic materials that are environmentally friendly, safe and 【Long use time】Once installed, it can be used for a long time, eliminating the hassle of frequent replacement.