Purchased new in October 2024. Used for about an hour a day. Selling because I bought a new keyboard. The main body has no noticeable scratches or stains, but the upper right corner of the box is dented, so please check the photos. Accessories: ・Main unit ・Replacement keys ・Key puller (2 types) ・Charging/connection cable Model number is K1SE, with Keychron low-profile optical red switches, and RGB backlighting. ・Returns and refunds are not accepted due to the possibility of returns after purchase. Please understand this. ・Please refrain from purchasing if you are sensitive to used items. Please purchase after understanding and agreeing to the above notes. Please check the following official websites for detailed specifications, etc. https://kopek.jp/products/keychron-k1se-jp/ https://keychron.co.jp/products/keychron-k1-se-wireless-mechanical-keyboard?variant=41918193139883 Japanese manual https://kopek.jp/kopek_dev/wp-content/uploads/2022/10/K1SE-manual_JP.pdf