Little is known about it's only that master rosh had it and that kami piccolo or the nameless namek are who made it as the instructions were in Namek.
One swing of the fan will cause a tremendous Wind second swing dark clouds will cover the sky on the Third swing A violent thunderstorm and downpour.
Powers and Stats
Tier: Unknown | At least Low 6-C
Name: Bansho Fan
Classification: Magic Fan
Attack Potency: Unknown (Can create thunderstorms) | Small Island level (Could knock down Annin who could fight on even grounds with End of Original Dragon Ball Goku, making her a small country level character; that said, it was not a lethal attack)
Speed: Unknown | Hypersonic+
Durability:Unknown | Unknown
Range: Unknown| At least thousands of meters (Caused a storm reaching over an entire mountain)
Weaknesses: None Notable
- Could knock down Annin
- Crated a storm which can cover an entire mountain and the surrounding area
- Gust of Wind
Note: The main ability of this item is to cause a gust of wind that can knock over small country level characters
Key: Canon | Composite
Note: The canon Bansho Fan has no feats hence the composite.