CASIO G-SHOCK White and Black Series Case/Bezel Material: Resin Resin Band Shock-Resistant Structure Inorganic Glass 20 Bar Water Resistance Tough Solar (Solar Charging System) Radio Wave Reception: Automatic Reception / Manual Reception World Time: 48 Cities Worldwide Stopwatch Timer Alarm / Hourly Time Signal Battery Indicator Display Power Saving Function Full Auto Calendar 12/24-Hour Format Switch Operation Sound ON/OFF Switch EL Backlight Operating Time from Full Charge Without Solar Power Generation When Functions Are Used: Approx. 9 Months In Power Saving Mode: Approx. 26 Months Size (H×W×D) / Weight: 53.2×50×17.7mm / 63g Translated with DeepL.com (free version)