NOTE: Make sure the arrow above the LED display is aligned with the indicator line on the base to ensure the tank is properly installed on the base; do not fill the tank above the maximum fill line; preferably below the maximum fill line of the tank Comfortable Environment: Thanks to the film plate atomizer and the mist height greater than , the humidifying air freshener works quickly and will not wet the furniture or the floor Top Filling and 4L Tank: With top filling, you don’t need to turn the tank upside down, fill it easily; due to its design, the opening is so large that you can reach into the tank to wash it out completely, there are no dead corners Automatic mode: Using the built-in sensor, the adjusts the mist output levels based on the target humidity level you select in Auto Mode 36-45db & Screen Tunable: Turn on the smart humidifier and the screen lights will turn off so you can close your eyes at night and receive immediate relief; noise reduction design helps the product