2PCS 4-Channel 12V Relay Module with Optocoupler Isolation – High/Low Level Trigger Control for Arduino, Raspberry Pi, PLC – Industrial Automation, Smart Home DIY (Supports AC/DC Loads)

2PCS 4-Channel 12V Relay Module with Optocoupler Isolation – High/Low Level Trigger Control for Arduino, Raspberry Pi, PLC – Industrial Automation, Smart Home DIY (Supports AC/DC Loads)

$18.58
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2PCS 4-Channel 12V Relay Module with Optocoupler Isolation – High/Low Level Trigger Control for Arduino, Raspberry Pi, PLC – Industrial Automation, Smart Home DIY (Supports AC/DC Loads)

2PCS 4-Channel 12V Relay Module with Optocoupler Isolation – High/Low Level Trigger Control for Arduino, Raspberry Pi, PLC – Industrial Automation, Smart Home DIY (Supports AC/DC Loads)

$18.58

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