Large Display 1.70-inch full circular touchscreen with 360x360 resolution for clear visibility. Versatile Functionality Features over 100 sports modes, 6 theme styles, and comprehensive health monitoring including heart rate and blood oxygen tracking. Enhanced Usability Equipped with 3 buttons, an encoder, and a flashlight for improved navigation and practical use. Bluetooth Calling Supports BLE 5.3 for seamless communication and notifications directly from your wrist. Long Battery Life 14-day battery life ensures extended use between charges. Specifications: Solution Provider App: FitCloudPro Main Chip CPU: 8773EWE Compatible Systems: Android 6.0 and above; IOS 10.0 and above Flash Memory: 128M GS-STK8321 Screen Type: TFT Screen Size: 1.70 inches Resolution: 360*360 Touch Screen IC/Type: CST820 Bluetooth Call: BLE5.3 WiFi: None NFC: None Acceleration Sensors GSensors: STK8321 Electrocardiography: None Pulse Rate: LC09 Blood Pressure: None Blood Oxygen: None GPS: None (Body) Temperature: None Battery Type: Lithium Polymer Battery Quantitative (Science): 3.8V/530mAh Charging Method: Magnetic Charging Exercise Data: Pedometer, Calories, Distance, Exercise Mode Waterproof Rating: IP67 Duration: 14 Days Charger Specifications: DC 5V Keypad: Three Buttons + Encoder + Hand Light FOTA: OTG Bracelet Language: Firmware Languages: Chinese, English, German, French, Italian, Spanish, Japanese, Polish, Russian, Portuguese, Vietnamese, Arabic, Hebrew, Thai, Croatian, Turkish, Dutch, and Hindi. English is the default language. Mobile App Language: APP Supports Languages: English, Simplified Chinese, Traditional Chinese, German, Japanese, Korean, Spanish, French, Arabic, Czech, Greek, Persian, Italian, Dutch, Polish, Portuguese, Russian, Finnish, Swedish, Thai, Hungarian, Slovak, Albanian, Croatian, and Ukrainian. Major Function: 1.70 inch full circle full touch, main control 8773EW, flashlight, 3 buttons, encoder, call, electric reminder push, message reminder push, motion record (step counting, mileage, etc.), vibration, more than 100 motion modes, 6 sets of theme styles, weather, sleep, heart rate, blood oxygen, sedentary/drinking reminder, music control, remote control photo taking, and mobile phone searching. Password screen locking function, breathing training, female physiology, stopwatch, timer, alarm clock, business card, calendar, sports history, do not disturb mode, power saving mode, low-power reminder, voice assistant (SIRI), games, etc. Package included: 1 x Smart Watch 1 x Charging Cable 1 x English and Chinese User Manual