Robots need actuators to move around and do some stuff. Most common is the use of motors, but you can also use muscle wires or pneumatic cylinders. What you need depends on the purpose of your robot and the amount of money you have available. The list below is an overview:

  • DC Motors
  • Magnets
  • Muscle Wires
  • Pnuematic cylinders
  • Servos
  • Stepper motor