Size: 115 x 155 x 167mm Tank Capacity: 250ml Continuous Operation Time: Approximately 4 hours (when fully charged) Includes Pingu's scarf & hat With light function (ON/OFF switchable) Used aroma oil can be provided free of charge Includes charging cable & poster *Shipping label will be affixed directly to the outer box. *If you require an additional box, it is available for an extra 500 yen.