CASIO 121-F Electronic Desk Calculator Vintage From Japan Rare Description Operation confirmed. 100% Guaranteed My goal is to make your experience with me as stressfree as possible. Items that are faulty beyond the description given on our auction site, please contact me. 100% customer satisfaction guaranteed. However, customer who abuse's feedback system and leave a complaint before contacting me are not eligible for a refund. Important notice We guarantee all the displayed items are authentic, and there are no pirated or illegally copied items. Please feel reassured. If you have made two or more successful bids, we combine those items. We package and seal those successfully bid items properly when dispatching. International Buyers - Please Note: Import duties, taxes, and charges are not included in the item price or shipping cost. These charges are the buyer's responsibility. Please check with your country's customs office to determine what these additional costs will be prior to bidding or buying.