Item Type: Gyroscope Disc Toys Material: Plastic Battery Type: Gyroscope : 2 x AG3 button cell, battery capacity 30mAh (built in) Disc: 1 x AG3 button cell, battery capacity 30mAh (built in) Package List 1 x Gyroscope 5 x Disc 1 x Launch Toy 1CARTOON DINOSAUR: Exquisite workmanship, vivid appearance, gyroscope toy with interesting dinosaur shape can attract the attention of children. 2LIGHT UP TOY: With colorful flashing lights, which can be played at night and will be more dazzling, the LED light adding more game experience for children. 3INTERACTIVE GAME: Multiplayer competitive interactive games will promote relationships with friends and parents, facilitate communication, and improve social skills. 4WIDELY USED: LED light gyroscope toys with lightweight design, which is easier to control for children, suitable for playing on parks, playgrounds, backyard play. 5WONDERFULL GIFT: Gyroscope toys help children learn about buoyancy and develop their hand eye coordination, dexterity and motor skills, making them ideal as gifts.