Watch language: Chinese, Traditional Chinese, English, Thai, Russian, Spanish, Portuguese, Japanese, French, German, ItalianApplication language:Chinese, English, Thai, Russian, Spanish, Portuguese, Traditional Chinese, Japanese, Korean, Turkish, German, French, Italian, Arabic, Hindi, HebrewBattery: 200MAHStandby time: 20-25 days, normal use time: about 3-7 daysDisplay: 1.69 inch IPS color screen 240*240Touch screen: full touch Main functions: Bluetooth function: Bluetooth call/Bluetooth music/Bluetooth camera controlMotion tracking: steps/multi-sports mode/stopwatchHealth tracking: heart rate monitoring/blood pressure monitoring/blood oxygen monitoring/sleep monitoringMessage notification: call reminder, SMS, QQ, WeChat, Dingding, Wangxin, Sina Weibo, lnstagram, linkeln, Snapchat, Tumblr, Facebook, Skype, Twitter, WhatsApp, Line, KakaoTalk, etc.IP67 waterproof rating: It can be worn when washing hands, raining, etc. Do not use during hot shower/bath or saunaOther functions: find mobile phone, find bracelet, shake photo, stopwatch, alarm clock, sedentary reminder, alarm clock reminder Matters needing attention: Wearable devices monitor human activities through electronic sensors. They are at the level of consumer electronics. A certain deviation is normal. The health test results of the watch are for reference only and cannot be compared with medical equipment. When the watch is placed on the surface of an object, test results such as heart rate/blood pressure will appear. This is normal and not a product defect.