Abstract: Device for ball to enable utilization of information regarding ball influencing occurrences either in the form of hits by body parts or by a ball influencing tool, such as a bat, tennis racket or the like to establish an analysis on how the ball influencing occurrences (hits) correspond to a predetermined pattern, and to give the user feedback of the result thereof. The device may be used for practicing ball skills in a funny and inspiring way, while it may also be used in applications of more entertaining character, such as rhythm plays or other types of play (for play consoles like e.g. XBOX, Nintendo, Playstation, PC, Mac, etc.