Adding to the festivities, it plays the classic tune "Happy Birthday," making it a perfect gift for someone special marking another year of joy. With 3AA batteries already included, this birthday cupcake is ready for action upon arrival. For battery replacement, simply unscrew the battery compartment located on the bottom of the plush. Keep the celebration going with this festive cupcake, sized at 6.5”H x 7”W x 7” L. For care and maintenance, opt for spot cleaning with a damp towel, avoiding machine washing to protect the internal mechanical module. Recommended for ages 2 and above, this Birthday Cupcake Spinner is a delightful addition to birthday festivities.