Precision Temperature Humidity Controller Digital Thermostat with Alarm Function Features： 1、High Precision: This controller adopts high precision humidity sensor, which has higher temperature and humidity accuracy, fast response speed and wide range. 2、Alarm: 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. 3、Digital 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. 4、Settable: With manual and automatic control setting function, with SET button and switch button design, simple operation, easy to set. 5、Application: The high precision, high sensitivity thermostatic controller is suitable for use in textile industry, box type transformer, grain warehouse, warehouse, machine room, aquaculture industry. Specification： Item Type: Temperature Controller Material: ABS Size: Approx. 72x72x96cm/28.35x28.35x37.80in Hole Size: Approx. 68x68mm/2.68x2.68in Parameter: Measurement Resolution: Temperature 0.1, humidity 0.1%RH Measurement Accuracy: Temperature +0.5°C, humidity +3%RH Display Range: Temperature -19.9~99.9°C: humidity 0~99.9%RH Relay output: (1) Contact capacity 10A/28VDC (2) AL1 relay is used for temperature action output (3) AL2 relay for humidity action output Power supply: DC 85-260V power consumption is less than 3VA (other power supply can be customized) Working Environment: -20~80°C, humidity below 90%RH Application: Textile industry, box type transformer, grain warehouse, warehouse, machine room, breeding industry Package List： 1 x Temperature Controller 1 x Sensor 2 x Fixing Buckle