Casio Watch Collection Standard (old model) MTP-1228DJ-7AJF [Domestic genuine product]

[Product Information] Brand: CASIO Materials : [Product Description] ・The battery preset in the watch is a monitor battery to check the functions and performance of the watch. The battery installed at the factory (monitor battery) has been used up for the period from when the product is shipped until the time of purchase by the customer, and may not last as long as the battery life stated in the instruction manual. ・Case size: 45.0mm×40.0mm ・Accuracy: Within ±20 seconds/month ・Screw back explanation Product introduction Day of the week display can be switched between English and Japanese Brand introduction Casio Standard is a watch series that has a wide range of lineups, from simple and unobtrusive basic lines to high cost performance functional lines. Since it is in an affordable price range, many people have multiple copies in different colors and designs. This is a long-selling series that is both modern and somewhat nostalgic. [Important Note - For Overseas Customers] Thank you for purchasing this product. Please read the following important notes carefully before using this product overseas. 1. Legislation and safety standards This product complies with Japanese safety standards. Please check compatibility with local regulations and safety standards before use in your country. Certain product categories (electronics, cosmetics, food, etc.) may require certification from the importing country. 2.About electrical products This product complies with Japanese power specifications (100V, 50/60Hz). If your country has different power specifications, you will need an appropriate transformer or conversion plug. Using an inappropriate power source may cause malfunction or accident. 3.Language and manual Product instructions and displays may only be in Japanese. The English version of the manual can be downloaded from our website. 4. Warranty and after-sales service International warranty coverage is limited. Please check the warranty for details. After-sales service and repair support overseas may be limited.