The item for sale is the watch itself only. ・Purchased for a child in October 2020 and stored after being used 2-3 times. ・Confirmed that the time can be adjusted, the alarm sounds, and the LED illumination lights up. ・For the instruction manual, please search for module number 3455 on the CASIO website "Instruction Manual | Watches". ・The upper right button on the watch face is a dummy and cannot be pressed. (It is not listed as a button that can be pressed in the instruction manual.) ・This is not a radio-controlled watch. ＝＝＝Excerpt from the CASIO website＝＝＝ This is a small digital watch that is easy for women to wear. It features a large digital display and a light function that illuminates with the front button, enhancing visibility. It uses an easy-to-wear and soft band. 【Basic Information】 Release Date: October 2017 Price: Manufacturer's suggested retail price: ¥3,300 (including tax) Weight: 20 g Band: Resin band Water Resistance: 5-bar water resistance Power Supply/Battery Life: Battery life: Approximately 10 years 【Exterior】 Glass: Resin glass (Surface shape: spherical/curved) 【Watch Functions】 World Time: Dual time Stopwatch: Stopwatch (1/100 second, 24-hour timer, with split) Alarm: Hourly alarm/Time signal Light: LED light (afterglow function, selectable afterglow duration (1.5 seconds/3 seconds)) Light Color: LED: Amber Calendar: Full auto-calendar Accuracy: Average monthly difference: ±20 seconds Other Functions: 12/24-hour display switching ※The battery pre-set in the watch is a monitor battery for checking the watch's functions and performance.