Features 1. Outdoor sports, Jiaming flow appearance. 2. 1.6-inch ultra-clear large screen, ultra-narrow bezel, the best screen choice for the round screen style, and the ultimate look and feel level. King panda glass, high strength, wear-resistant and scratch-resistant. 3. Genuine Alipay offline payment. 4. Compass. 5. 100+ sports modes. 6. HD Bluetooth call, one connection. 7. 340mAh large battery, strong battery life. 8. Dial market. 9. Dynamic heart rate, running can also be accurately measured. 11. Low power consumption true blood oxygen, verifiable (breath-holding blood oxygen value will drop). 12. Real IP67 waterproof, real 1 meter water depth for 30 minutes, almost no wading problems after sale. Specifications 1. CPU: Jerry II JL7012A6 2. Built-in storage: 640KB 3. External expansion flash: 128Mb 4. Display: 1.6-inch full-circle full-color full-view TFT; resolution: 400*400; 5. Touch screen: Panda high aluminum glass cover; capacitive full touch screen; full lamination 6. Bluetooth: BLE Ver5.1 and BT3.0 two in one 7. Heart rate sensor: support dynamic heart rate, HRS3605, measure 36 levels of black skin; 8. Blood oxygen sensor: support 9. Battery: 340mAh polymer lithium-ion battery; pure cobalt, Seiko protection board 10. Battery life: Bluetooth connection standby: About 30 days; normal use: 7~10 days. 11. Pedometer: Support 12. Motor: Support 13. Microphone: Support 14. Speaker: Support 15. Buttons: Power button & function button 16. Compass: Support 17. Charging method: Magnetic charging cable; DC5V--300mA 18. Dustproof and waterproof level: True IP67 (1 meter water depth, 30 minutes) 19. Electrostatic protection level: Contact 4KV, air 8KV 20. Main functions: 21. Multiple dial switching: Support, dynamic dial 22. Multiple UI style switching: Support 23. Dial Market: Support 24. Mobile APP message notification: Support including SMS, QQ, Wechat, Twitter, Facebook, linkedIn, Skype, Whatapp, Line, Viber, instagram and other real-time messages. 25. Call reminder: Support 26. Bluetooth call: Support 27. Alipay offline payment: Support 28. Compass: Support 29. Meteorological data: Support ultraviolet light, air pressure, wind speed, humidity, weather 30. Voice assistant: Support 31. Bluetooth music control: Support 32. Heart rate monitoring: Support 33. Blood oxygen monitoring: Support 34. Stress Index: Support 35. Menstrual cycle: Support 36. Pedometer: Support 37. Sleep monitoring: Support 38. Mindfulness (breathing guidance): Support 39. Multiple sports modes: Support more than 100 sports modes such as walking, running, cycling, mountaineering, badminton, basketball, table tennis, rope skipping, yoga, etc. 40. Sedentary reminder: Support 41. Firmware multi-language: English, Simplified Chinese, Russian, Spanish, German, Italian, French, Portuguese, Polish, Dutch, Turkish, Romanian, Hebrew, Danish, Swedish, Czech 20 languages including Chinese, Hungarian, Arabic, Thai, and Persian. 42. Other functions: mini games, my QR code, alarm clock, stopwatch, countdown, Do Not Disturb mode, lift wrist to brighten the screen, find mobile phone, remote control camera, calculator, flashlight, calendar, etc. 43. APP: Fundo health 44. Smartphone system support: Android 7 and above, IOS9.0 and above. Appearance 1. Product size: Diameter 47.5mm x thickness 13.5mm 2. Appearance process: Panda glass cover + vacuum electro-galvanized titanium alloy & 304 stainless steel + plastic bottom shell & acrylic lens + standard liquid silicone strap 3. Weight: 52g