Specifications: Display: 1.32inch touch screen. Resolution: 360x360. Operation mode: full touch screen function keys. Waterproof grade: IP68 waterproof. Battery: li-polymer 280mAh. Material: zinc alloy. Bluetooth support: Bluetooth 5.1 is supported. Support: I0S9.0 or above, Android5.1 or above Software features: Exercise records: step counting, exercise time, exercise mileage, calorie consumption, sleep monitoring, uploading APP to save exercise sleep data; Health monitoring: heart rate measurement, blood pressure measurement and blood oxygen measurement; Intelligent reminder: custom alarm clock reminder, sedentary reminder, call reminder, information push (SMS/QQ/WeChat). Alipay, Facebook, Twitter, whatAPP, Instagram, LinkedIn, messenger, Skype, line, kakaotalk,Gmail,Snapchat, push the information prompted by the mobile phone; Other functions: turn over your wrist, display time, take photos remotely, set do not disturb mode, find bracelet, support APP to upgrade in the air, and exercise mode (running/walking/badminton/bicycle/basketball/football/swimming/skipping rope). Language: Chinese, Traditional Chinese, English, German, Korean, Spanish, Japanese, French, Russian, Arabic, Ukrainian, Italy, Portugal. Package Included: 1* smart watch. 1* charging line. 1* instructions.