How many pumps does a 30 cm balloon need?

35W-45W. Generally, the diameter of small feng shui balls is between 9-40 cm, and a water pump of 35-45W is enough. Feng shui ball is a symbol of people's concept and spiritual vitality. The mystery lies in that it gives life to hard stones and becomes a pearl in the land of geomantic omen. Basic overview life lies in movement, and scrolling shows aura.