To activate your Color Changing Squishy Puffer Ball, toss it at any hard surface and watch the colors flash like crazy! LED lights will turn off automatically after a few seconds. Dimensions: Height 4.0 in. Width 4.0 in. Puffer Ball Colors: Blue, Green, Orange, Pink, Purple & Yellow LED Colors: 1 Blue, 1 Red Comes ready to use & equipped with non-replaceable batteries.