All buttons have been confirmed to be working. The item has been lightly cleaned and disinfected with alcohol. The exterior is very clean, but there is a stain on a part of the back. It is shown in the 8th photo, but it may be difficult to see because it is a small stain. Batteries are not included; the main unit only. It will be wrapped in mirror matting and placed in a packing bag for shipping via Nekopos. Please purchase if you can provide a prompt review upon receipt. This item is also listed on other sites, so there is a possibility of cancellation if it sells out.