Cosmo Doctor io 9000 Tester. Can also be used as a tester for Revo 14000 and Presence 14000. Shipping method at our discretion. Free shipping within Honshu only. Due to long-term storage at home, there may be some dirt, scratches, and deterioration, but please purchase this item only if you agree not to complain about anything later. The items in the images are all that is included. The original price of 28,000 yen is what I heard from the previous owner, so please understand that there may be errors. Regarding this listing, we will not give a negative rating under any circumstances, so please only purchase if you can promise not to give a negative rating under any circumstances. To Mercari: This is not a medical device, but a part, so please do not delete this listing.