Detail: *Digital Humidity Controller Hygrometer Hygrostat with Humidity Sensor *Automatically control your humidifier on/off to adjust the humidity in your room. *High performance and accurate control. *Easy. *Item Condition: Brand New *Color: As Pictures Show *Input Voltage:12V/24V/220V (Optional) *Load Power: 12V: 120W 24V: 240W 220V: 1500W *Measuring range:00%~99%RH *Accuracy:±2%RH *Resolution:0.1%RH *Output type:Direct output *Dimension: 60*45*31mm(Approx.) *Mounting hole distance:about 73mm Instructions: 1.Connect to power supply, display current humidity. 2.Set start the humidity: Press the UP button display start the humidity, long press about 3s the start the humidity flashing, then press the UP or Down adjust the set. 3.Set to stop the humidity: Press the Down button display Stop the humidity, long press about 3s the Stop the humidity flashing, then press the UP or Down adjust the set. 4.Restore the factory Settings: Press the UP and Down button at the same time, will display 888, then will Automatically detect the humidity. Package Contents: 1*Humidity Controller 1*Humidity Sensor Cable Notes: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 【Digital Humidity Controller】Control the humidity in your room with this digital humidity controller hygrostat. It automatically controls your humidifier on/off for accurate and high-performance humidity adjustment. 【Multiple Voltage Options】Choose from 12V, 24V, or 220V input voltage options according to your needs. Each option has a different load power capacity, compatibility with various devices. 【Easy Operation】This humidity controller features easy-to-use buttons for setting the desired start and stop humidity levels. The factory settings can be easily restored with a simple button combination. 【Compact and Convenient】With a dimension of 60*45*31mm, this humidity controller can be easily installed with a mounting hole distance of about 73mm. It comes with a humidity sensor cable for seamless functionality.