Five Sports SKX Wristwatch SBSA231 [Seiko Watch] Mid-size "Sports Style"

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction. 【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary. 【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product. 【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. Includes original packaging box, instruction manual, and warranty. Mechanical automatic winding (with manual winding) Power reserve: Approximately 41 hours when fully wound. Daily difference +45 seconds to -35 seconds Includes a calendar function (date and day of the week).