R411B01_5V*3 3pcs 5V mini Automatic switching RS485 to TTL 232 Board RS232 to 485 Module UART Serial port SP485 Repl MAX485

R411B01_5V*3 3pcs 5V mini Automatic switching RS485 to TTL 232 Board RS232 to 485 Module UART Serial port SP485 Repl MAX485
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sku: 1005001397684039
$5.69
Shipping from: China
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