- Arduino board (Uno or Mega)
- USB cable (standard A-B)
- Breadboard shield
- Jumper/Dupont Wire
- Potentiometer
- Resistors (2k, 1k ohm, 2 each)
- Photo-resistor (or LDR, light-dependent resistor)
- Micro servo-motor (& mounting and horn screws)
- Servo horn