Connect the power and display the humidity indicator. Set the initial humidity: Press the UP key to display the initial humidity, hold for about 3 seconds until the humidity value starts flashing, then use UP or DOWN to adjust the setting. Set the humidity stop: Press the DOWN key to display the humidity stop value, hold for about 3 seconds until the humidity value starts flashing, then use UP or DOWN to adjust the setting. Restore factory settings: Press UP and DOWN simultaneously; the display shows “888” and automatically initiates humidity detection. Model: XH-W3005 Humidity range: 00%–99% RH Humidity control accuracy: 0.1% RH Measurement accuracy: ±2% RH Load power: AC 110–220 V, 1500 W Maximum output: 10 A Output type: Direct output Dimensions: 60 × 45 × 31 mm Material: Metal + Plastic Color: As shown Package contents: 2 × Humidity Controller Note: Light reflection and display differences may cause slight color variation between the image and the actual product. Measurement tolerance: ±1–3 cm.