From super-tough G-SHOCK comes a new collection of GA-400 with a large rotary switch for intuitive operation. The Ga400Gb Rotary Switch Watch features a resin bezel, mineral glass face, and is shock/water/magnetic resistant. What more could you want? Cop yours today! - Mineral Glass - Magnetic Resistant - Shock Resistant - 200-meter water resistance - Case / bezel material: Resin - Resin Band - LED light - Auto light switch, selectable illumination duration (1.5 seconds or 3 seconds), afterglow -World time - 1/100-second stopwatch - Countdown timer - Hourly time signal - Full auto-calendar (to year 2099) - 12/24-hour format - Button operation tone on/off - Regular timekeeping - Analog: 2 hands (hour, minute (hand moves every 20 seconds)) - Digital: Hour, minute, second, pm, month, date, day - Accuracy: ±15 seconds per month - Approx. battery life: 3 years on SR927W × 2 - Size of case: 55 X 51.9 X 18.3 mm - Total weight: 70 g - Colour: Black/Gold - Style: GA400GB-1A9 WARNING Dispose of used batteries immediately. Button/coin cell batteries are hazardous and MUST BE KEPT OUT OF REACH OF CHILDREN AT ALL TIMES, whether the battery is new or used. These batteries can cause SEVERE OR FATAL INJURIES IN 2 HOURS OR LESS if swallowed or placed inside any part of the body. If it is suspected a button/coin cell battery has been swallowed or placed inside any part of the body, Seek Medical Attention Immediately Or Contact The Australian Poisons Information Centre on 13 11 26 For 24/7 Fast, Expert Advice