ELECOM Name Label for Math Set EDT-KNM18 *The product's outer packaging may have damage (scratches, marks, discoloration, tears, etc.). *Items other than those confirmed to be working are treated as junk, including unopened items, as their operation has not been verified. *Since these are treated as junk, please do not purchase if you are seeking product warranty or initial defect support from the seller for unopened or unused items. *Due to the nature of the product, we cannot cover costs or provide refunds for initial defects, etc., after the item is opened at the buyer's convenience, even if it is unopened. *Everything in the photos is included. We will not respond to comments asking to confirm accessories. *Unused products are basically unused. *These are items stored at home, so please do not purchase if you are looking for perfection. *We will delete requests for price reductions that are far from the market price, so please understand. *Unless otherwise noted, we will ship with either bubble wrap, wrapping in a bag, or directly attaching the shipping label to the outer box. Also, items that can be opened and fit into a size suitable for postal delivery will be opened and shipped, so please be aware. *Regarding opened items, if there are any defects with the product after arrival, please send a message before leaving a rating. Returns and cancellations after a rating are difficult due to the system. Management: 2025070301 We look forward to a good transaction with you.