Quantity   Component name
1 × Raspberry pi 4B nano-computer
1 × US-015 Ultrasonic sensor
1 × LL509RVB RGB LED
3 × 220 Ω resistors Electronic Components / Misc. Electronic Components
1 × 750 Ω resistor Electronic Components / Misc. Electronic Components
1 × 1.5 kΩ resistor Electronic Components / Misc. Electronic Components
1 × USB/USB-C cable Connectors and Accessories / Miscellaneous Connectors
1 × USB-C battery Power source
1 × Breadboard Electronic Components / Misc. Electronic Components
1 × Wires/ jumper cables Electronic Components / Misc. Electronic Components
1 × Plexiglas Building material