HI MARK,
SORRY FOR THE DELAY IN REPLYING I DON'T USE THE PC THAT OFTEN.
ITS A CRYPTON CMT500 EXHAUST GAS ANALYSER WITH A DELL COLOUR MONITOR AND A PRINTER AND A REMOTE CONTROL.
IVE RECENTLY BOUGHT A BRAND NEW COMBO UNIT THATS THE ONLY REASON IM SELLING IT.
ITS IN FULL WORKING ORDER ALTHOUGH THE CALIBRATION RAN OUT AT THE END OF JANUARY.
YOU CAN RE CALIBRATE IT AND USE IT FOR MOT'S AGAIN NO PROBLEM.
REGARDS GORDON 07885 680980