Shutdown Single -Wire Fan Temperature Control Speed Controller is a versatile device that can be used with different types of fans. Its four-wire design ensures compatibility with a wide range of fan models, making it a convenient choice for users with different fan requirements. Additionally, its temperature control feature automatically adjusts the fan speed based on the room temperature, providing optimal cooling and comfort. Features -Color:Red -Material:PC -Size:4.30X1.80X1.20cm/1.69X0.71X0.47in -Practical: This device is equipped with a functional that automatically shuts down the fan when not in use, helping to conserve energy -Versatile: The versatile compatibility of this fan speed controller allows it to work with a wide range of different types of fans, making it a convenient and flexible solution for any cooling needs -Comfortable: With temperature control capabilities, this fan speed controller ensures that the fan operates at the for both cooling and comfort, providing a comfortable environment for users -Easy to install:The installation process for this fan speed controller is simple and , making it easy for users of all levels to set up and use - : Made with firm materials and designed for performance, this fan speed controller is built to withstand the wear and tear of regular use, ensuring reliable and consistent performance over time Package list: 1 x fan controller board 1