Fisher Price Music Big Bang Drumset with Lights Drumset Comes Complete with a Large Bass Drum with Foot Petal, a Medium Drum, a Small Drum, Cymbal, a Sturdy Stool, and a Set of Drumsticks Small Drum Comes with Flashing Light Effects! Power On/Off Switch Function This Set Encourages Young Drummers to Explore and Perform Musical Rhythms They Create Themselves! Some Assembly Required, but No Tools are Needed. Uses 3 AG13 Button Cell Batteries (Included)