Weather Forecast Bluetooth 5.0 Smartwatch Smart Watch Activity Tracker Pedometer Heart Rate Monitor Stopwatch IP68 Waterproof 50 Days Ultra-Long Standby Japanese Display Incoming Calls LINE Twitter SMS App Notifications Sedentary Reminder Calorie Consumption Sleep Detection GPS Exercise Record Compatible with iPhone & Android Black [Weather Forecast & Bluetooth 5.0 Smartwatch] Size: 261mm * 37mm * 12.6mm Weight: 43g Material: Zinc Alloy Silicone Compatible Systems: Compatible with smartphones with Android 4.4 / iOS 9.0 or higher and Bluetooth 4.0 or higher. Usage Time: 4-7 days (Usage time varies depending on the usage environment) Certified: Technical Compliance Mark PSE CE ROHS App Notifications: Messages, Facebook, Twitter, Line, Skype, WhatsApp, KakaoTalk, Instagram, Snapchat, and other notifications Incoming Call Notifications: Incoming call notifications and rejection Waterproof Level: IP68 Charging Time: 1 hour [Stable Connection & Weather Forecast Function] Bluetooth 5.0 is adopted, and the connection is very stable. With faster communication speed and wider communication range, it realizes easy connection and comfortable data transmission. The weather forecast function is set, and you can check the weather conditions at any time. You can adjust your schedule in advance due to weather changes. [24-Hour Health Support] The advanced CT1711 sensor is adopted, and highly accurate data can be measured. Sleep monitoring also measures "deep sleep" and "light sleep". By continuously grasping your daily sleep status, you can know your activity balance and help check the quality of your sleep. Note: When using for the first time, please wear the smartwatch for 5 minutes or more before measuring. [Multi-Function Smartwatch] Date, steps, calorie consumption, weather forecast, time display, distance traveled, steps, Line notifications, incoming call notifications, sleep time and sedentary reminder, hydration reminder, female menstrual cycle recording, remote control of the camera, alarm, phone search, exercise data analysis, etc. can measure various daily activities. Convenient touch type, and the screen lights up when you raise your wrist.