Welcome to the store! Long Service Life: Once installed, it can be used for a long time, eliminating the hassle of frequent replacements. Mechanical Thermostat: Our thermostats are made of high-quality plastic material, which is environmentally friendly, safe and durable. Easy Installation: Our mechanical room thermostat is easy to install; our product includes 2 screws for easy installation. No special installation tools are required, but please turn off the power before installation. Wide Application: It is suitable for controlling central air conditioners in hotels, restaurants, supermarkets or homes. Its working principle is to control the on/off switches of fans and valves in fan convectors. Easy to Control: The ON/OFF button on the left side of the temperature controller can easily control the system, and easily adjust the temperature with a temperature knob from 10°C to 30°C. Note: The data are all manual measurements, please allow 1-3cm error, due to the light difference and display, there will be a certain color difference, subject to the physical object received. Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!