This is an egg-shaped ultrasonic humidifier. By attaching the included extension, you can extend the neck and humidify from a higher position. I am selling it because I haven't used it in a while. Power-on confirmation has been completed. - Manufacturer: SIS - Model Name: 2 way H2O Ultrasonic Humidifier Tower - Capacity: 3.4L - Humidification Volume: 200-400mL/h - Suitable Room Size: 7 tatami mats (Japanese-style room), 11 tatami mats (Western-style prefabricated room) - Power Consumption: 28W