This product is a dancing ball. It will make good sounding and gorgeous lights, and will keep dancing. Can bring fun to your baby, your baby must be like it. Colorful bright lights, can dance, bounce up, suitable for parties, parties, stage, toys gifts for children. Features - Material: Flexible Glue. -Size M: About 6.50X6.50X6.50cm/2.55X2.55X2.55in -Size L: About 7.50X7.50X7.50cm/2.95X2.95X2.95in - One of the best fitness equipment, good outdoor entertainment Toy. Can be used as children's elastic ball, can be glowing and sounding. - The product is a great gift for children, especially in birthday, Children's Day, etc. - The product can train children's hand-eye coordination, thinking operation patience and control. It is a challenging game toy. - Children's toy balls that light are more beautiful in dark places and attract children's attention all the time. - The exquisite appearance of the toy can easily attract children's attention and arouse children's interest in playing. Specification -Power Supply: With Button Battery