Item Dimension (W x H x D): 7.25 x 7.25 x 4.25

Set of 3 removable balls. You can too, roll, or squeeze the ball in any way you like. Watch the ball changes color in front of your own eyes. Each complete set comes with a charging base with a rechargeable battery inside each unit. When the units are sitting on the charging base, the battery inside will charge automatically. Each unit can be removed separately from the base and stay lighted continueously for hours of enjoyment. They also come with automatic color-changing features to create a soothing ambience. Great in the home, office, dorm and even better as a decoration.