[Shock-resistant structure] G-SHOCK's core technology that pursues toughness Protects the module with a structure that is strong against impact The unique concave-convex shape prevents direct impact on the glass and buttons;[Water resistant to 20 ATM] Can be used in a variety of places and situations, from daily water work and water activities such as swimming, surfing, and jet skiing. ;[Radio clock] By receiving radio waves with time information, you can display the correct time. *Compatible with standard radio waves in Japan (both 2 standard radio stations), the United States, the United Kingdom, Germany, and China. ;[Other product specifications] Tough solar / world time / stopwatch / timer / 5 time alarms (only one with snooze function) / time signal / battery indicator display / power saving function / full auto calendar / 12/24 hour system display switching / Operation sound ON/OFF / EL backlight (with full auto EL light, afterglow function, afterglow time switching);[Contents of set] Main unit, original package, instruction manual, book is attached to the instruction manual Please note that some of the models are made exclusively for Japanese market, hence the specifications and interface language is all in Japanese and cannot be changed to a different language. If there is no stock, it may be canceled after notification. ## Voltage For electronic equipment, it is recommended to use a transformer just in case. This is because electronic equipment for Japan is designed to be used at 100V.