Super Quiet. With advanced ultrasonic technology, this humidifier is extremely quiet when working or sleeping. It can soften and moisten dry and chapped skin in winterUnique and Compact Design. This aroma diffuser with wood grain looks very natural and primitive. The cap is easy to take off, need't unscrew the cap with great forceLarge Capacity and Great Mist Output. This aroma humidifier can hold up to 550ml water and run continuously for 14 hours. Automatic power off when water used up, which ensures safetyAdjustable LED Light. 7 colors and two modes to choose: steady on/changing color. Adjustable brightness: bright and dimClassic Wood Grain Finish: Natural wood grain look and unique vase-shape design. Makes you feel relax with it's zen-style outlook. Decorate your room well. Essential Oil Diffuser Aroma Diffuser(Dark Wood)550ml