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USB to RS485 Converter Adapter,CH340E USB to TTL USB connector: to your PC RS485 connector: to your RS485 device No need external power, powered by USB port Fully compliant USB 2.0 standard , backward compatible with USB1.1
USB to RS485 Converter Adapter,CH340E USB to TTL USB connector: to your PC RS485 connector: to your RS485 device No need external power, powered by USB port Fully compliant USB 2.0 standard , backward compatible with USB1.1