3 in 1 USB-232-485 USB TO RS485 / USB TO RS232 / 232 TO 485 converter adapter ch340 W/ LED Indicator Board Module

3 in 1 USB-232-485 USB TO RS485 / USB TO RS232 / 232 TO 485 converter adapter ch340 W/ LED Indicator Board Module
sku: 1005006678911652
$4.86
Shipping from: China
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