New 8-Kanal Relais Modul 12V Optokoppler 8-Channel Relay for Arduino

1 channel 12V Relay Module, Opto-coupler isolated, for Arduino and MCU projects.

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4-Kanal Relais Modul Optokoppler Relaismodul Platine 5V/12V/24V

5V Relay Module 1/2/4/6/8 Channel Opto-Isolated for Arduino ESP32 Raspberry Pi

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