Decanter of Endless Holy Water

This stoppered flask sloshes when shaken, as if it contains water. The decanter weighs 2 pounds.
You can use an action to remove the stopper and
speak one of three Command words, whereupon
an amount of holy water pours out of the flask.
Choose from the following options:
•(Stream) produces 1 gallon of water.
•(Fountain) produces 5 gallons of water.
•(Geyser) produces 30 gallons of water that
gushes forth in a geyser 30 ft long and 1 ft wide.