Smart Scent Air Machine USB Charging Remote Control 100m³ 160ML Quiet Aromatherapy Diffuser for Hotels Home Office Item Type: Smart scent air machine Material: PP Weight: Approx. 936g / 33oz Product Size: Approx. 21x14x7cm / 8.3x5.5x2.8in Wall Hole Distance: 7cm / 2.8in Suitable For Occasion: Hotels, families, hot springs resorts, sauna, SPA, KTV, leisure clubs Remote Control Battery (Built In): 1xCR2025 button battery, 150MAH Host (Built In): LINUO lithium battery, 18650 model, 5200MAH Installation: Wall mounted, desktop placement Charging: DC 5V USB TYPE C Noise: <35dB Operating Temperature: 5°C to 50°C Essential Oil Capacity (Excluded): 160ML Coverage: 100m³ Oil Consumption: 0.75mL/h ± 5% Equipment Maintenance: Maintenance once every six months, or need to replace the new scent, and when the scent is getting lighter and lighter 1. Open the cover of the machine and take out the used up essential oil bottle. 2. Clean the essential oil filter every time you change the essential oil. 3. Pour appropriate amount of alcohol into the bottle and clean it. 4. Pour a small amount of alcohol into the essential oil bottle and install it on the device, turn on the device to work. Instructions For Use: 1. Access to the power supply unit: After connecting the power, please open the machine power switch. 2. Remote control: 1 button: switch. 4 buttons: 4 concentration. 3. Setting concentration: Press the first button on the remote control,low concentration,the fifth button,high concentration. Spray for 15 seconds,stop setting for the following 4 time periods. 5 minutes, when the first LED light and the air pump work, the cleaning light on; when not work, cleaning light off. 10 minutes, when the second LED is on and air pump work, the cleaning light is on; and the cleaning light is off when not working. 20 minutes, third LED lights up and air pump work, the cleaning light on; and the cleaning light goes out when not working. 30 minutes, the fourth LED light and the air pump work, the cleaning light on; not work, the light off. 4. Working principle: Press the switch button on the remote control to start the device. Press the button 1 to 4 on the remote control to select the concentration. When the power is low, the LOGO light flashes ten times, when it is not working, the LOGO light goes out. When the battery is charging, the logo light blinks. When fully charged, the LOGO light will be on for a long time. 5. Charging: Insert the USB plug to charge automatically, in the working state, the light is on. Shutdown state, the light flashes, fully charged to stop charging light long light. Charging process, the device works normally.