Now it rumbles when a Rock Crawler with six tires rushes to the spot! This beast is as at home in the terrain as in the terrain. All six of its large wheels are sprung to give it a firm and adaptive ride. The range of the included controller is about 20m. The car runs on six AA batteries, and the controller on two AAA batteries. Batteries are not included in the sales package. The total length of the radio controlled is 43cm.Six ringsOperating range 20 m.Speed 4.3 km / h.6 x AA & 2 x AAA batteries (not included)