12-digit calculator with water and dust resistance. - Brand: CASIO - Model: WM-320MT-N - Features: Waterproof, Dustproof - Digits: 12 digits - Colors: Black, Yellow Unopened item Thank you for viewing. This item has been stored at home after purchase. The barcode area on the back has had the sticker removed, so there is a sticky residue. Although it is an unopened item, there are slight stains and creases on the backing card from the time of purchase. Thank you for your understanding.