1PC 3-in-1 USB to RS485 RS232 TTL Serial Port Module TTL Converter Adapter Module 5V 500mA CP2102 Chip Board

1PC 3-in-1 USB to RS485 RS232 TTL Serial Port Module TTL Converter Adapter Module 5V 500mA CP2102 Chip Board
sku: 32965062726
$2.58
Shipping from: China
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