2PCS CE035 DC 12V 2 Ch RS485 Relay Board UART Serial port Switch Module Modbus AT command Control for PLC Smart Home automated

2PCS CE035 DC 12V 2 Ch RS485 Relay Board UART Serial port Switch Module Modbus AT command Control for PLC Smart Home automated
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sku: 1005006143463296
$22.82
Shipping from: China
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