2 pcs 16CH DC 12V Serial Port DB9 UART RS232 Relay Module For PLC PC Com 3D Printer LED Home lighting Motor

2 pcs 16CH DC 12V Serial Port DB9 UART RS232 Relay Module For PLC PC Com 3D Printer LED Home lighting Motor
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sku: 1005004492406082
$47.48
Shipping from: China
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