Display Type: Digital Usage: Household Model Number: XH-W3005 Style: Embedded Max Measuring Temperature: 49 Celsius & Under : Humidity sensor Range: 0~99%RH Humidity control precision:0.1% RH Measuring Accuracy: +/- 2%RH Moisture range:00%~99%RH MAX Output: 10A output type:Direct output Connect to power supply , display Instructions humidity Set start the humidity: the UP button display start the humidity , long about 3s the start the humidity flashing , then the UP or Down adjust the set Set to stop the humidity: the Down button display Stop the humidity , long about 3s the Stop the humidity flashing , then the UP or Down adjust the set Restore the factory Settings: the UP and Down button at the same time , display 888 then Automatically detect the humidity colour:white Voltage:high pressure-AC220V Material:ABS size:60*45*31mm Package Contents: 1 x Digital Humidity Controller 1 x Humidity sensor Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.