brand new and high quality Features: Among the most fiery cartoon toys, so kids enjoy the fun while also feeling the animation toys bring the fun. Lying on rails placed on the gyro, gyro let slide up and down on the track. Let rolling gyro and up to a certain speed, the gyro will be issued their own colorful for glare. If the gyro flash function does not start, you need to increase the wheel rotational speed, the centrifugal force so as to achieve enhanced light start. When the gyro has enough speed to ground threw the gyro, the gyro will be high-speed rotation in the ground and have a magical colorful lighting effects. You can catch the ground wheel spinning top, and continue its rapid rotation. Gyro on the rollers have more fun. Specification: Item Type: YO-YO Ball Toy Powered by: 3x AG10 button batteries (included) Material: ABS + Metal Length: app.31cm/12.20in Color: Random Delivery (If you buy more than one, colors you receive will be same or different.) Quantity: 1 Set Note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 Set x YO-YO Ball Toy