feature:1. Exercise a good helper:Heart rate, blood pressure, blood oxygen, steps, sleep, weather, alarm clock, sedentary reminder, drink water reminder, raise your wrist to brighten the screen, 20+ sports modes2. A good helper in daily life:Female menstrual cycle reminder, message reminder, call reminder, synchronous notification, multi-dial, alarm clock, wake-up watch, camera remote control, music control, do not disturb mode, custom face, weather, etc.Product parameters:Main functions: exercise record (step counting, distance, calorie calculation), exercise mode, message push, information storage, heart rate monitoring, sleep monitoring, blood pressure measurement, blood oxygen saturation measurement, stopwatch, camera control, music control, 1.47-inch color screen Touch the display.APP: Da FitCompatible system: Android5.0 (inclusive) or above, IOS9.0 (inclusive) or aboveScreen size: 1.4 inchesPixel: 172RGB*320Touch type: full screen touchBT 5.1 Bluetooth Low Energy ChipGravity sensor: supportBattery Type: Polymer Lithium IonCapacity: 180mAhCharging method: magnetic lineWatch language: Support (default 13 languages: Chinese, Traditional Chinese, English, German, Korean, Spanish, Japanese, French, Russian, Arabic, Ukrainian, Italian, Portuguese)Message push language: IOS (33 kinds): Arabic, Bulgarian, Polish, Bosnian, Danish, German, Russian, French, Traditional Chinese, Finnish, Korean, Dutch, Simplified Chinese, Czech, Croatian , Romanian, Norwegian, Portuguese, Pashto, Japanese, Swedish, Slovak, Thai, Turkish, Ukrainian, Spanish, Greek, Hungarian, Italian, Hindi, Indonesian, English, VietnameseAndriod (28 languages): Arabic, Bulgarian, Danish, German, Spanish, Finnish, French, Hindi, Croatian, Indonesian, Italian, Japanese, Korean, Norwegian, Dutch, Polish , Pashto, Portuguese, Romanian, Russian, Swedish, Thai, Turkish, Ukrainian, Vietnamese, Simplified Chinese, Traditional Chinese