1High Precision: This controller adopts high precision humidity sensor, which has higher temperature and humidity accuracy, fast response speed and wide range. 2Alarm: When the set temperature and humidity limits are exceeded, the controller will alarm, which effectively maintain the constant temperature and humidity of the monitored environment. 3Digital Display: Adopts double row of 0.56 inch digital screen, the upper row displays the temperature, the lower row displays the humidity, clear, high precision, anti interference. 4Settable: With manual and automatic control setting function, with SET button and switch button design, simple operation, easy to set. 5Application: The high precision, high sensitivity thermostatic controller is suitable for use in textile industry, box type transformer, grain warehouse, warehouse, machine room, aquaculture industry.