Features: Incorporate altimeter, barometer, compass, temperature and weather forecast, etc. Pedometer, calorie, distance record. 24 hours air pressure trend chart. 12 hours altitude trend chart. Climbing rate measurement. Incorporate time, date, alarm clock, countdown timer & stop watch, etc. Worldtime functions. (daylight saving time switch automatically) 10 level contrast adjustment of LCD. EL backlight. 3ATM waterproof (Do NOT wear the watch when swimming or taking shower).