Power on confirmed. Year of manufacture unknown. Instruction manual included. Outer box included. Adapter not included. (Please use your own USB cable with a USB Micro-B connector.) There are some minor scratches, small marks, and dirt, so please understand that this is a used item before purchasing. OZONEO PLUS Ozoneo Plus Made in Japan ● There is a possibility of overlooking dirt, scratches, etc. Please refrain from purchasing if you are sensitive to these issues or if you are looking for a perfect item. ● Everything in the images is included. ● Immediate purchase is possible without comments. Even if there are comments in progress, the person who purchases first will be given priority, so please purchase as soon as possible. ● If there is an initial defect, we will accept returns and refunds if it is before the evaluation. (We cannot respond to junk items, as they are assumed to be broken. Please refrain from purchasing if you do not understand this.) ● We will delete unreasonable comments and unreasonable price negotiations. We will not offer significant price reductions. Thank you for viewing.