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CH340 module instead of PL2303, CH340G RS232 to TTL module upgrade USB to serial port Brush plate STC microcontroller board

USD 2.32USD 3.86

CH340 module instead of PL2303, CH340G RS232 to TTL module upgrade USB to serial port Brush plate STC microcontroller board

Description
Specification
HY5110W HY5110 to247 5pcs
USD 9.40USD 10.80
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