Features CALIBRATION FUNCTION: Support temperature and humidity calibration, and connect cooling and heating device, humidification and dehumidification device at the same time. MAIN PURPOSE: The switch can control both temperature and humidity, so both humidifier and dehumidifier devices can be connected at the same time. GOOD PERFORMANCE: Double digital display window, direct output, convenient observation, wide temperature measurement range and high accuracy. SEPARATE SETTING: The controller supports separate setting modes to prevent drastic changes in the temperature controller, and the operation is safe and reliable. WITH SENSOR: The thermostat switch is equipped with NTC 10K temperature sensor, with a length of 1 meter, which is efficient, sensitive and practical. Specification: Item Type: Temperature Controller Model: W1088 Display Type: Digital Shell Material: ABS, PCB Temperature Sensor: NTC 10K Sensor Length: Approx. 1 meter / 3.3ft Temperature Measurement Range: -50℃ ~ 120℃ Resolution: 0.1℃ Accuracy: ±1℃ Input Voltage: 12V Relay Contact Capacity: 2 Relays Maximum 10A Output Type: Direct Output Package List:1 x Temperature Switch Package List 1 x Temperature Switch