PRODUCT DESCRIPTION: 1. Applicable platform: fully compatible2. Compatible platforms: iOS, ANDROID3. Applicable people: business, adult, elderly, fashion, public, children4. Screen size: 1.2 inches5. Appearance size: 49*49*12MM, 6. Strap extension length: 240MM7. Material: alloy case, reinforced mineral glass mirror, plastic back cover8. Battery capacity: 320MAH9. Product weight: 60g10. Body memory: RAM RAM: 64KB, ROM: 512KB external 64MB11.Wearing method: wristband12. Operation mode: touch button13. Interface: USB 3. 014.Wireless distance: 5m (inclusive)-10m (inclusive) 15. Communication function: not supported16. Wrist strap material: food grade silicone17. Additional features: health monitoring, information push, sports tracking, smart reminder, sleep analysis, step counting, tracking/alarm, social entertainment, remote selfie18. Packing list: watch manual charging cable19. Color: black gray, black red, black green feature of product: 1. Support hand washing, raining, swimming and wearing to meet the needs of daily life (Note: hot water bathing and sauna are not allowed) 2. A variety of motion detection, accurate in place without modes, and support historical data analysis and query3. Through the built-in high-precision sensor, accurately record your daily exercise steps, mileage, calorie consumption and other data4.According to different movements, accurately calculate different data5. Precisely master your own pace, continuously improve and adjust to achieve a better exercise effect6.According to the various types of data detected, make accurate analysis and statistics, and display them in the form of data7. Synchronous display of reminder points with mobile phones, simultaneous display of names or telephones, and support reading of messages from various social software8. Through the green light sensor LED light, analyze the blood flow under the skin and display the heart rate in real time to avoid excessive heart rate caused by unreasonable exercise9. Adopt PPG ECG technology to collect ECG10. Measurable blood pressure and oxygen through big data analysis, accurate measurement11. The watch supports Alipay payment, too thin to pay12. Connect to the mobile phone via Bluetooth to control the music playback of the mobile phone13. Synchronize real-time weather forecast of mobile phone, be prepared to go out