20DBM -121dBm UART Transmitter and Receiver Modbus RTU Module DC 12V 24V Din Rail DIP Switch RS485 Wireless Transceiver

20DBM -121dBm UART Transmitter and Receiver Modbus RTU Module DC 12V 24V Din Rail DIP Switch RS485 Wireless Transceiver
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sku: 1005004967119035
$2.99
Shipping from: China
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