---------------------------------------------------------------------- [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 W50 x H47 x D14mm (excluding crown, etc.) Arm circumference: Maximum approximately 20cm Weight: Approx. 70g Men's size Material: Stainless steel (back cover) x plastic resin (case) plastic resin (belt) Warranty period: 1 year manufacturer's warranty (excludes monitor battery, exterior deterioration during use, water intrusion, drop damage, etc.) Accessories: Exclusive BOX, warranty, instruction manual ≪Specifications≫ ● Shock-resistant structure (shock resist) ● Magnetic-resistant watch (JIS class 1) ● Water resistant to 20 atmospheres ● World time: 48 cities around the world (29 time zones, with summer time setting function) + UTC (coordinated universal time) time display, home Time city switching function ● Stopwatch (1/1000 second, 100 hour meter, speed measurement function (MAX1998unit/h, 2unit/ h unit), lap/split measurement switching) ● Timer (set unit: 1 minute, maximum set: 24 hours, measurement in 1 second increments, auto repeat) ● 5 time alarms (only one with snooze function), time signal ● Fully automatic calendar ● 12/24 hour display switching ● LED light (with auto light function, afterglow function, and afterglow time switching (1.5 seconds/3 seconds)) ● Monthly difference: within ±15 seconds