Quantity   Component name
1 × Sharp infrared proximity sensor (GP2Y0A21YK) or other analog distance sensors
2 × 1 kΩ resistor
2 × low-power LEDs (red and green)
1 × piezo buzzer
1 × rotary potentiometer
1 × breadboard
1 × Jumper wires pack
1 × The VIPER suite. No matter which OS you use, VIPER runs! Just download the package and install it
1 × Arduino DUE or ST Nucleo F401RE or Particle Core. No matter which board you use, VIPER is multi-board compatible!