Feature:1. The highbrightness digital tube is clearly displayed, whether used during the day or night, it can be read clearly2. 0-99 percent RH ultrawide control range, can be used in various humidity control fields3. 0.1 percent RH control accuracy to meet your control needs, very practical in daily use4. ABS material shell, exquisite and beautiful, 1.8mm super thick design with high mechanical strength, good electrical performance, antiaging5. Used to detect humidity in storage warehouses, greenhouses, and homes at all timesSpecification:Item Type: Digital Humidity ControllerMaterial: ABSUse: Storage warehouses, greenhouses, homes to check humidity at all timesWorking Voltage: 110-220VControl Range: 0 percent -99 percent RHOutput Type: Direct outputControl Accuracy: 0.1 percent RHMeasurement Accuracy: 0.2 percent RHInput Type: SFG309TMaximum Capacity: Maximum 10AInstructions for Use: Set Starting Humidity: Press the up button once to display the starting humidity, press and hold the up button for 3 seconds, the starting humidity number flashes, set the desired humidity value through the up and down buttonsSet Stop Humidity: Press the down button once to display the stop humidity, press and hold the button for 3 seconds, the stop humidity number flashes, set the desired humidity value through the up and down keysHow to Restore the Factory Settings: When the power is on, press the up and down keys at the same time, the digital tube will display 888 and then automatically jump to detect the humidity, that is, restore the factory settings.Package List:1 x Digital Humidity Controller