Meet the MLT-JR robot: a DeWalt powered tracked robot with a lightweight, highly maneuverable design that can reach speeds up to 2.26mph and move 15lbs on most terrain. It has IG32P 24V DC 190RPM gear motors, a Sabertooth Dual 12A RC motor driver, and a FLYSKY FS-i6 6-channel transmitter and receiver.
The above video shows this robot in action. More info is available here.