

- Freenove Ultrasonic Starter Kit for Raspberry Pi 4 B 3 B+, 358 Pages Detailed Tutorials, Python C Java, 171 Items, 47 Projects, Learn Electronics and Programming, Solderless Breadboard
- Raspberry Pi Model B+ Mainboard (GPIO polig, MicroSD Speicherkartenslot, HDMI, 4X USB 2.0)