Be able to control temperature and humidity simultaneously. Compatible with humidifier and dehumidifier equipment. Supports connection with refrigeration, heating, humidifying, and dehumidifying systems. Heating and cooling functions can be set independently to prevent abrupt changes in temperature control. Humidity control operates similarly. Supports temperature and humidity calibration. Dual display window allows simultaneous viewing of measured and set temperature/humidity values. Model: XK-W1099 Input voltage: 110220V Temperature measurement range: 0C to +80C Humidity measurement range: 1% RH to 99% RH Accuracy: 1C, 0.1% RH Relay output contact capacity: 10A direct output Housing material: PC + ABS flame-retardant material Sensor cable length: 1m Temperature (humidity) startup setting: Press the "Up" button once to view the startup temperature (humidity). Long press the "Up" button for approximately 3 seconds, then use the Up and Down buttons to adjust the desired value. Temperature (humidity) stop setting: Press the "Down" button once to view the stop temperature (humidity). Long press the "Down" button for approximately 3 seconds until the value flashes, then use the Up and Down buttons to set the desired value. Temperature (humidity) correction: Press and hold the "Up" and "Down" buttons simultaneously to initiate calibration. Device reset: Press and hold both "Down 1" and "Down 2" buttons for 3 seconds to reset the unit. Color: Gray white Material: ABS Dimensions: 8 x 6 x 3 cm Package Contents: 2 x Temperature Controllers Note: The package includes only the items listed above. Other accessories are not included. Lighting and display differences may cause slight variations between the product color in images and the actual item. Measurement error allowance: 13 cm.