Amazon.com: Geekstory CP2102 6 in 1 USB-UART Serial Adapter Module USB to TTL 485 232,TTL to 232 485,RS232 to 485 + 4P Dupont Cable Jumper Wire Female to Female, for Windows, Linux,
BuildYourCNC - FTDI TTL-232R 5V USB to UART (Serial) Converter
CP2102 USB To UART Module, USB Type A Connector|usb a|usb a ausb a to a - AliExpress
FT232 USB UART Board (mini) FT232RL USB TO UART Converter with USB Mini Connector Supports Mac Linux Android Windows 7/8/8.1/10|mini linux board|usb tousb to uart - AliExpress
USB-UART 2 Module Kit – ODROID
USB To UART Serial Adapter based on FT230X chipset
USB-UART 2 Module Kit — ameriDroid
USB to Serial UART 5V TTL Header Cable, UART Interface