Digital wristwatch with alarm and chronograph functions, stylish black and blue design. - Model: Digital Wristwatch - Color: Black/Blue - Functions: Alarm, Chronograph - Display Type: Digital - Band Material: Silicone Watch Body Size: Approx. 3.5cm Belt Width: Approx. 2.6cm It is working. 【※Notes】 There may be stains, slight scratches, scuffs, and signs of use due to storage and aging that may not be visible in the photos. This is a used item. To prevent any problems, please understand that this is a used item before purchasing. I do not have expert knowledge about the product, so I cannot answer specialized questions. Please refer to the photos provided and make your judgment. Thank you for viewing.