Revell Control Mad Machine Radio Controlled Truggy The included controller gives you the smooth steering control of a full-size cars; Drive with your friends without worrying about radio interference The Mad Machine comes with a NiMH battery for longer runs; When it's time to recharge, a simple AC charger makes it easy Since power goes to all four wheels, the Mad Machine not only offers better traction and acceleration, but easier driving, too Shocks and an adjustable independent suspension let the Mad Machine tackle any terrain and let you tailor suspension action to the surface you're on! Built super-strong for extra toughness