This awesome display of kinetic energy will take you on a ride and keep you mesmerized for hours! The Kinetic Ferris Wheel start off slowly and builds up until it goes all the way around， using its own generated power to keep it going. This classic desk toy makes a great office decoration or executive gift. Pick one up for yourself or for anyone in need of a little desktop entertainment.100% Brand New Color:As Shown. Material: Plastic+Metal+ABSSize:About 17cm*23cm* (6.69"*9.05")Weight:220g-240g with original boxit keeps going and going until you stop it or power offThe big ferris wheel need 4 x AA batteries for moving(battery not include)Quantity:1piece with original box