Included: manual. Cool mist (ultrasonic technology)High humidity output. Silent operation. Adjustable mist intensity. Auto shut-off protection (ultrasonic generator only. fan will continue to run)1.8 liters tank capacity. Designed for rooms up to 450 sq. ft.Moisture output up to 220 ml per hour. Operates up to 18 hours per filling. No-slip feet. Adorable design. ETL. Input voltage: 120V / 60Hz. Power consumption: 20W. Water tank capacity: 1.8 liters. Humidity output capacity: 220 ml per hour. No assembly required. 9.13 in. L x 8.25 in. W x 12.2 in. H (4 lbs.) Help your little ones breathe easier by adding moisture to the air with our adorable Panda humidifier. Provides year-round relief from the drying effects of AC and Heater. Features super-quiet operation, 1.8 liters tank capacity and auto shut-off protection (with no audible alarm) - the perfect addition to any child's room.