[9L] Sound Wave Technology Humidifier & Air Purifier - Automatic Humidity Adjustment, 360° Rotating Mist, AI Constant Humidity, Silent Operation, Top-Fill Design, 4-Level Adjustable Mist, Large Capacity, Ideal for Home, Office, Bedroom, Living Room Operating Voltage: 110V (or more) - 240V (or less) Plug Specification: Japanese Plug Material: Plastic Delivery takes 3-4 days. ◆ Customers in Okinawa and Hokkaido, please refrain from ordering.