Features: Main functions: Dynamic heart rate, blood pressure / blood oxygen monitoring, respiratory frequency monitoring, call rejection, drinking reminder, information storage, bracelet display function can be switched, global font, information reminder wrist ring can store 5 pieces of information support Turn page, call reminder display name and phone, call rejection, drink reminder, sleep monitoring, exercise record pedometer, calorie burning, mileage, alarm clock, find mobile phone, shake photo, time, week , date display, sedentary reminder, including SMS, QQ, WeChat, Facebook, WhatsApp, Line, Facebook Message, Kakao Talk Specifications: CPU: Realteck 8762AJ Sensor:three-axises sensor Heart rate chip: dynamic heart rate Vibration: built-in motor Waterproof level: IP68 System compatibility: Support for Android 4.4,for IOS8.0 and above Screen size: 0.96 inch LCD Screen type: LCD Bluetooth: Bluetooth version 4.0 Battery Type: Polymer Battery Battery capacity: 90mAh Charging method: Clip charging Charging time:1-1.5 hours Life time: standby for more than 10 days Data storage: bracelet can store 5 pieces of information Control method: touching Support language: APP supports 16 languages: Chinese Simplified, Chinese Traditional, Russian, Greek, German, Italian, Czech, Japanese, French, Polish, Persian, English, Dutch, Portuguese, Spanish, Arabic Language, Korean Appearance material: Silicone two-color strap Product color: as picture shown APP software FitCloud Package List: 1 x Bracelet 1 x Data Cable 1 x User Manual