Regarding the ventilation fan, please refer to the photos for details. No instruction manual is included. There is a small scratch on the lower right of the light in the 10th photo, but it will be on the inside during installation and won't be visible. Also, please understand that there may be minor scratches due to home storage. It's trapezoidal, and the longest dimensions are approximately 60cm (height) x 60cm (width) x 60cm (depth). The weight is around 15kg, not exceeding 18kg. Hand delivery is possible for those in or near Otsu, Shiga Prefecture. Please inquire via comments as there may be areas where shipping is not possible! Please refrain from purchasing if you are overly concerned about details, and no returns or complaints will be accepted!