Features 1、Good Converter: Enables bidirectional conversion between TTL and RS422 level signal, very convenient and practical. 2、Secure Working: Comes with over voltage and over current protection to ensure the proper functioning of this 5V chip. 3、Reliable Using: Using SMD components for better transmission and improve the system to work in various environments. 4、Efficient Work: The full duplex 422 to single chip microcomputer UART serial port conversion has a higher efficiency. 5、Easy to Install: Designed to have a light weight as well as a compact size, the installation can be quickly finished. Specification Item Type: Level Converter Module Material: PCB Package List 1 x Level Converter Module