Build your own robotic arm and discover how it works. Control it to pick up and move objects at a distance. Suitable for ages 8yrs & up. Contains 1 arm body, 1 base, 1 gripper bracket, 1 gripper claw (right), 1 gripper claw (left), 1 lower gripper case, 1 upper gripper case, 1 motor, 2 bricks, 1 shoulder right section, 1 shoulder left section, 1 motor cover, 1 battery cover, 1 handle, 1 gripper cap, 2 terminal cap, 10 screws. Also required but not included in this kit: a small cross head screwdriver, 2 x 1.5V AA batteries