Excuse me, according to the International Patent Classification (IPC), which department and category does the water dispenser belong to? thank you

A person's life needs department.

A47 furniture; Household goods or equipment; Coffee grinder; Spice mill; General vacuum cleaners-categories

A47J kitchen utensils; Coffee grinder; Spice mill; Beverage preparation equipment-small class

27/00 Cooking utensils ———————— Large group

27/2 1. Boiling water appliances, such as boiler sets

3100 beverage preparation device-large group