ESP32 WROOM-32 Development Board Dual Core WiFi BT USB Type C Micro NodeMcu EUR 4,60 tot EUR 12,10(EUR 11,65/Unit)
Raspberry Pi Pico RP2040 board - GPIO Expansion Breakout Board EUR 6,29 tot EUR 16,44(EUR 11,52/Unit)
MAX7219 Dot Matrix Module 8x32 LED Display For Raspberry Arduino ESP 8266 ESP32 EUR 7,43(EUR 7,43/Unit)
Arduino Nano Uno V3.0 I/O Shield Expansion Breakout Board Multi Function Sensor EUR 3,97(EUR 3,97/Unit)
PC817 2/4/8 Channel Optocoupler Isolation Board Voltage Converter Adaptor Module EUR 4,04 tot EUR 6,34(EUR 4,84/Unit)