3pcs CH340G RS232 Upgrade USB to TTL Auto Converter Adapter STC Brush Module

Description

Features: There are power light PWR, and TXD and RXD indicatorsReserve RTS, CTS location3.3V and 5V dual voltage selectionSupport XP/WIN7/WIN8/WIN10 systemAnti-short-circuit, anti-overcurrent, anti-reverse, anti-high voltage multiple protection. Package includes: 3 x Module