This was a sample bought and has been assembled. It is missing one terminated wire.

Your line tracking mouse kit features two independent gearboxes. It also has two printed circuit boards, a plywood base, and a clear, mouse-shaped body. Further, this kit includes three infrared sensors along the bottom of the robot and a microphone that allows you to start the robot by clapping or tapping its body. In addition, three LEDs show you what the robot sees, and two other LEDs light up when their corresponding motors are on. The mouse runs off of four AA batteries (not supplied).
Ages 14+.