Glancing at your G-SHOCK GRAVITYMASTER pilot watch, you see you left your departure city an hour ago, and the dual time indicates your arrival city is five hours ahead--plenty of time to work through your next maneuver. The large numerals "6" and "12" and the 3-D indices on the face of the G-SHOCK GRB300-1A pilot watch were designed for quick readability, making the glance you gave your watch all that was needed to maximize your focus and attention during flight. TECHNOLOGY & FEATURES: World time Stopwatch Alarm/hourly time signal LED light (Super Illuminator) Full auto-calendar (to year 2099) Battery level indicator Accuracy: 15 seconds per month (with no mobile link function) Power Saving (hands stop to save power when the watch is left in the dark) Run time: 5 months on rechargeable battery (operation period with normal use without exposure to light after charge) Date display,Day indicator, Analog 3 hands, & 3 dials Mobile link (Wireless linking using Bluetooth(R))