For sale is a TESTED -- RED LION CONTROLS CL05 LCD Operator Interface Terminal. I tested it by hooking up to 24 volts DC power. The interface started up and said something like "STARTING COMMS" or something else about "COMMS". I consider it to be tested. If you do not like this item for any reason, within 7 days of receipt, you can return it to me for a refund of your winning bid. You will have to pay shipping both ways and pack carefully.