Features PRECISE CALIBRATION: Digital temperature humidity controller supports temperature and humidity calibration, realizes more accurate control. SIMPLE CONTROL: Temperature and humidity can be controlled at the same time. Support simultaneous connection of humidifiers and dehumidifiers. HEATING SUPPORT COOLING: The heating cooling function can be set separately for cooling and heating to prevent drastic changes in the temperature controller. same as humidity control. DOUBLE DISPLAY WINDOW: The controller can display measured temperature and humidity and set temperature and humidity at the same time. FIREPROOF SHELL: Made of high quality PC and ABS shell material, fireproof, safer and more reliable, you can use it with confidence. Specification: Item Type: Digital Temperature Humidity Controller Input voltage: 12V Measuring temperature range: 0°C ~ +100°C Measuring Humidity Range: 1%-99% RH Accuracy: ±1℃, 0.1% RH Relay output contact capacity: 10A direct output Housing material: PC, ABS fire resistant Sensor Length: Approx. 1 Meter/3.3 ft Package List: 1 x Digital Temperature Humidity Controller Package List 1 x Digital Temperature Humidity Controller