While ranges (box claim is 150') depend on user strength and the size of your water balloon, almost all my balloons went at least 100'.
However, I didn't buy this for use with water balloons. Nerf balls, anyone???
|Koosh, to be more precise.|
|Take good care of your ballsack!|
For reference, here's a picture 80' away from the firing spot (bow is in the background).
|Look closer at my balls!|