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Single chip microcomputer TTL to RS485 module 485 to serial port UART Level Converter Diy Kit Electronic PCB Board Module

USD 3.22

Single chip microcomputer TTL to RS485 module 485 to serial port UART Level Converter Diy Kit Electronic PCB Board Module

Description
Specification
5Pcs/Lot C1303G CI303G SOP28
USD 14.78USD 17.39
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