Specification Model Name RS232RS485 Communication Shield V1 1Interface Types RS232 DB9 port and RS485Compatibility Supports Arduinos boardsLED Indicators Displays status for TX and RX communication signalsPower Input Supports 5V inputFeatures 1 Dual communication interface RS232 and RS485 for flexible connectivity 2 Built in switches for RS232 RS485 selection and manual auto mode control 3 Provides a prototyping area for additional circuit integration 4 Includes terminal blocks for reliable RS485 connection 5 Compact design supports easy integration with Arduinos boards 6 Supports UART communication with selectable modes soft serial Package Includes 1 x RS232 RS485 Communication Module