USB to TTL Converter UART module CH340G CH340 3.3V 5V switch USB Convert RS232 TTL Device Connection Adapter Module USB-TTL

USB to TTL Converter UART module CH340G CH340 3.3V 5V switch USB Convert RS232 TTL Device Connection Adapter Module USB-TTL
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sku: 33007941887
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$2.90
Shipping from: China
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