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UCTRONICS 16-Channel 12V Relay Board - 16 Channel Relay Module with Lm2576 Power for Arduino Raspberry Pi UNO R3 MEGA 2560 1280 DSP ARM PIC AVR MCU PLC STM32 : Amazon.com.au
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The 16 relay module and the Raspberry Pi: not an ideal marriage – Arduino, ESP8266, ESP32 & Raspberry Pi stuff
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