This device uses a 9v battery
This device has 2 main uses.
It can be used as a Snowstorm / Confetti device,
Just place some flash wool in first then add a card disc and insert some snowstorm,
and then Boom you are surround by confetti.
Secondly it can be used to fire a ball of fire.
Simply place some flash wool first then add some flash powder, sparkle paper looks awesome with this.