---------------------------------------------------------------------- [Precautions for Use of Electrical Appliances] 】 When using electrical appliances, please note that the voltage is different from that of Japan, which can cause malfunction. The plug type is Japanese type (A or B type), so please check the voltage and use a transformer. The transformer is different from the conversion adapter. A transformer is not required for USB power supply. ---------------------------------------------------------------------- Size: Approximately W53 x H57 x D18mm (excluding lugs and crown) Weight: Approx. 69g Men's size Material: Stainless steel (back cover) x plastic resin (case) x plastic resin (belt) Warranty period: Manufacturer's warranty 1 year * Movement only (excludes monitor battery, exterior deterioration during use, water intrusion, drop damage, etc.) Accessories: Exclusive BOX, warranty card and instruction manual Quartz, 20 ATM water resistant, shock resistant structure (shock resist), inorganic glass, needle retraction function (if the hands overlap the LCD display and are difficult to see, you can temporarily retract the hands from above the LCD display). World time: 48 cities around the world (31 time zones, daylight saving time setting function) + UTC (coordinated universal time) time display, UTC direct call function, home time city switching function , Stopwatch (1/100 second, 24 hour meter, with split, one-push measurement start from time mode, target time notification function), Timer (set unit: 1 minute, maximum set: 60 minutes, 1/10 second unit) ), 5 time alarms (only one with snooze function), time signal, fully automatic calendar, 12/24 hour display switching, operation sound ON/OFF switching function , LED light (with super illuminator, afterglow function, afterglow time switching (1.5 seconds/3 seconds)), Accuracy: Average monthly difference ±15 seconds