Raspberry Pi Barcode HAT Barcode Scanner Module for Raspberry Pi 1D/2D Code Read
Raspberry Pi Pico. PiRelay 8 Power Relay Module for Raspberry Pi, Raspberry Pi 8 Ch Relay Shield. Raspberry Pi Compute Module 4 I/O Board - CM4IO Board for Raspeberry Pi. Note: Raspberry Pi Pi is not included, It's only for reference.