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New-DC 7-24V Power Supply 4 Channel Modbus RTU Relay Module Support RS232/TTL UART Interface Modbus RS232 Relay Module

USD 11.19USD 15.12

New-DC 7-24V Power Supply 4 Channel Modbus RTU Relay Module Support RS232/TTL UART Interface Modbus RS232 Relay Module

Description
Specification
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