EZTouchPLC Jr. is the smallest, thin-film-transistor (TFT) touchpanel with a built-in PLC and I/O connections. It measures just 4.08-in. x 5.06-in. x 1.87-in. The 3.5-in. TFT color screen with 65,000 colors includes a white LED back-lit display that can be used in both indoor and outdoor applications. It works in temperatures from 32 °F to 131 °F, and comes in five variations of fixed I/O.