The night club just got a whole lot more clubbing. Light Up Sound Activated Cheer Sticks are a revolution in foam cheer sticks. On the sound setting, watch the lights pulse and change to the sound of the beat, it's a real treat. Features 1 red, 1 blue, 1 green LEDs mix and change together to create a cavalcade of multicolor luminosity! Either activate the sound setting using the flat, circular button on the bottom or the standard 6 function multicolor setting. Comes with 2 replaceable AG13 batteries. Tool kit is required for changing batteries.