TECHNOLOGY Includes wrist heart rate monitor sensor and GPS tracking compatibility Accelerometer for step counting Easily keep track of distance, pace, speed, and much more Monitor your current fitness level and training progress, and even automatically create a training plan based on targets specified by you Pair with smartphone apps to keep track of and view your activity history Both USB and solar charging options are supported High-definition MIP LCD display with backlight LED legibly shows information in crystal clear quality in any lighting condition Mineral glass and 200-meter water and shock resistant stainless steel case construction protects against impact and vibration letting you take your watch through the toughest of environments Battery Life (with training function - GPS, heart rate): Approx. 14 hours Battery Life (without training function - GPS, heart rate): Approx. 12 months without power saving function, approx. 34 months with power saving function Heart rate, target heart rate setting, heart rate zone graphic indication, heart rate graph, maximum heart rate, and minimum heart rate functions World time modes covering 38 time zones, daylight savings on/off setting, auto summer time (DST) Countdown timer Battery Level indicator Full auto-calendar (to year 2099) 12/24 hour-format Regular timekeeping: Hour, minute, second, pm, month, date, day Vibration on/off LED: White Size of case: 63x55x20.4mm Total weight: 101g USES Receive analytics for your training status, fitness level trend, training load trend, VO2 Max, and recovery time Daily data display (step count), Monthly data display (running distance) Tracking capabilities include elapsed time, distance, pace, calories burned, heart rate, maximum heart rate, aerobic training effect, anaerobic training effect SPECIAL FEATURES GPS signal reception capability Digital Compass and graphic direction pointer measures and displays direction as one of 16 points Altimeter measuring and memory allow to you keep track of the height of your activity Atmospheric pressure and barometer readings Built-in Celsius/Fahrenheit thermometer 4 daily alarms with 1 snooze alarm Power Saving mode allows you to conserve battery life when not in use