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USB to TTL,
USB to Serial,
CH340 USB Serial,
Description:USB signal converter module is TTL for the Arduino Pro mini-program or communicates with other boards via USB TTL. Micro USB connector uses CH340 chip to save space. The board is very small.
Features:Chip: CH340EOperating voltage: 5V , 3.3VInterface: Micro USB , TTLPin Number: 6 PinSize: 16mm x 16mm
Package Include:15 x CH340E USB to TTL Converter Module [6 pin]
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