Conquer every race with your own Mario Kart Mini Remote Control! Due to his small size, mini Mario is able to fit into a special compartment on his included controller, making him easily transportable, enabling spontaneous races with ease. After 20 minutes of battery charging, Mario is ready for his next adventure with friends and run times of up to 7 minutes. Thanks to interference-free 2.4GHz full function radio control, up to 16 vehicles can race together, so fun with friends is limitless. Each mini kart measures a compact 2.5" long and can reach speeds up to 3 mph. NOTE: This product is not suited to very smooth surfaces. 1 Lithium Polymer battery required (included).