CP2102 6-in-1 USB-UART USB To Serial Adapter Convenient USB To Serial Converter
CP2102 6-in-1 USB-UART USB Serial Port Adapter Multifunctional Serial Communication Module USB-TTL/RS485/232 TTL-RS232/485 232 To 485 for Arduino. Users can simply plug in the module via USB and start using it hassle-free.