Case / bezel material: Stainless steel / Resin Case / bezel material: Resin / Stainless steel Resin Band Mineral Glass Neobrite Shock Resistant 200-meter water resistance Double LED light LED light for the face (Full auto LED light, selectable illumination duration,afterglow) LED backlight for the digital display (Full auto LED light, selectable illuminationduration, afterglow) Solar powered World time 31 time zones (48 cities + coordinated universal time), daylight saving on/off 1/100-second stopwatch Measuring capacity: 59'59.99'' Measuring modes: Elapsed time, split time, 1st-2nd place times Countdown timer Measuring unit: 1 second Countdown range: 100 minutes Countdown start time setting range: 1 second to 100 minutes (1-second increments, 1-minute increments) 5 daily alarms Hourly time signal Hand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.) Battery level indicator Power Saving (display goes blank to save power when the watch is left in the dark) Full auto-calendar (to year 2099) 12/24-hour format Button operation tone on/off Accuracy: ±15 seconds per month Regular timekeeping Analog: 2 hands (hour, minute) Digital: Hour, minute, second, pm, date, day Approx. battery operating time: 8 months on rechargeable battery (operation period with normal use without exposure to light after charge) 19 months on rechargeable battery (operation period when stored in total darkness with the power save function on after full charge)