This activity center clips easily onto a playard, so baby can enjoy musical fun and entertainment anywhere-while developing important skills! Keeps baby"s auditory and visual senses stimulated with a lively musical penguin, a crinkly leaf with peek-a-boo bee, and a cast of bright, colorful characters. From soft fabrics to sliding beads to animal friends, there"s plenty of tactile stimulation for baby. Includes 1 AA (R6) 1.5V. When replacing, use LR6 alkaline batteries. Please dispose of batteries safely. 0 - 24 months.