1. Basic functions: step counting, sleep, heart rate, exercise, blood pressure, weather, camera control, blood oxygen, music control, theater mode, stopwatch, alarm clock, timer, sedentary reminder, breathing training, message, call hang up and Answering, brightness adjustment, mute, QR code, split screen function 2. Exercise modes (123 types): walking, running, cycling, rope skipping, badminton, basketball, football, swimming, tennis, rugby, golf, yoga, gym, dancing, baseball, elliptical machine, rowing machine, trail running, Skiing, bowling, dumbbells, sit-ups, free training, climbing and more 3. Message and call reminder: phone call, SMS, WeChat, QQ, Facebook, Twitter, Instagram, Skype, WhatsApp, Line, Kakao Talk, others 4. Watch menu language: English (default), Simplified Chinese, Japanese, Korean, German, French, Spanish, Arabic, Traditional Chinese, Russian, Italian, Portuguese, Ukrainian, Turkish, Romanian 5. APP language: English, Simplified Chinese, Japanese, Korean, German, French, Spanish, Arabic, Russian, Traditional Chinese, Ukrainian, Italian, Portuguese, Dutch, Polish, Swedish, Finnish, Danish, Norwegian, Hungarian, Czech, Bulgarian, Romanian, Slovak, Latvian, Indonesian, Thai, Turkish, Vietnamese, Hindi, Pushto, Lithuanian, Estonian, Slovenian, Croatian, Greek, Filipino, Hebrew, Malay, Serbian, Persian 6. Mobile phone system requirements: iOS 9.0 or above; Android original system 6.0 or above 7. Parameters: Main control chip: RTL8763EWE Memory size: 128Mb G-sensor model: SC7A20 Heart rate sensor model: HS3605 Touch panel: G+F step cover, fully laminated, Haili Chuang 816D Display specifications: 1.95 inches IPS color screen resolution 240*282 Button mode: 2 side buttons (1 power button + 1 sports mode shortcut button) Battery type: lithium polymer pure cobalt battery 400mAh Charging current: 200mA Charging method: magnetic charging Horn: 0916 five magnetic welding wire Microphone: 0415 with silicone sleeve Bluetooth mode: Dual Bluetooth BLE5.0+BT3.0 Standby time: 7-10 days in normal use Waterproof grade: IP68 Size: 53.8x43.0x12mm