PLC Cables Inc, Automation Direct PLC Trainer - Click (Koyo) Analog and Digital - learn to program PLC's Includes: 1 PLC , 1 Training Module with 5 discrete inputs and 5 discrete outputs, power switch, programming cable, power supply and USB to Serial adapter.... so you supply the computer and we will supply everything else. This trainer is made by PLC Cables Inc, not Automation Direct