Used One UNITRONICS V570-57-T20B HMI Controller

2.4/2.8/3.2/3.5/5 inch LCD Display Touch Screen Display for Raspberry Pi HMI LCD

Smart Programmable Touch Screen HMI 4.3" TFT LCD RS232 RS485 Modbus RTU 480x272

For UNITRONICS V570-57-T20B-J PLC/GRAPHIC HMI 5.7" Touch Screen

2.4" TFT LCD Display Nextion USART HMI For Raspberry Pi Cooler A+ B+ Arduino