W7 1.43 inch IP68 Waterproof Smart Watch, Support Sedentary Reminder Sleep Monitoring 1. APP: FitCloudPro 2. Main control chip CPU: Bluetrum AB5691 3. Compatible systems: Android 5.0 and above; iOS 10.0 and above 4. Flash memory: 128M 5. Screen type: AMOLED 6. Screen size: 1.43 inches 7. Resolution: 466x466 8. Touch screen ICtype: CST820 9. Bluetooth call: Zhongke Lanxun AB5691 10. Bluetooth: BLE5.4 11. Acceleration sensor: gsensors SC7A20 12. Heart rate: HX3602 13. Capacity: 3.8V400mAh-702224 14. Charging method: wireless charging 15. Exercise: step counting, calories, distance, exercise mode 16. Health: blood pressure, heart rate, blood oxygen, sedentary reminder, sleep monitoring, automatic heart rate monitoring, etc. 17. Smart reminder: incoming calls, text messages, emails, WeChat, QQ, Facebook, Twitter, WhatsApp, LinkedIn, Instagram, Messenger, Snapchat, Line, Kakao Talk, Viber, Skype, telegram 18. Others: raise your wrist to light up the screen, alarm reminder, remote photo taking, find your phone, etc. 19. Exercise data: distance, calories, steps, real-time heart rate, exercise duration 20. Exercise mode selection: walking, running, mountaineering, cycling, skipping, basketball, badminton, football, yoga 21. Others: 3D menu, SOS function, OTA, shortcut bar (control center), data (step counting, distance, calories), heart rate, blood pressure, blood oxygen, sleep, wrist-raising screen, weather, WeChat sports, information, reminders (messages, drinking water, sitting for a long time, alarm clock), women's health, stopwatch, countdown, find mobile phone, find bracelet, shake to take pictures, dial switch, music control, settings (language selection, brightness adjustment, screen duration, vibration setting, factory reset, version information), power onoff logo, components (function editing), password lock, breathing training, exercise, exercise history, do not disturb mode, power saving mode, low power reminder, voice assistant (SIRI), call function, common contacts, phone dial, spli