1.83 Full Touch HD DisplayFeaturing a large, vibrant TFT-LCD screen with 240x284 resolution for clear visibility and easy navigation Bluetooth Calling amp Alexa IntegrationMake calls directly from your wrist and access Alexa voice services for weather updates, news, and local app control Comprehensive Health MonitoringTrack your heart rate, blood oxygen levels, stress, and sleep patterns 247 for a complete picture of your well-being 100 Sport ModesChoose from over 100 workout types, including running, cycling, swimming, and more, with automatic exercise detection for convenience Female Health TrackingStay informed about your menstrual cycle with reminders and tracking features designed for womens health Specifications Display 1.83 TFT-LCD with blue glass cover Resolution 240x284 pixels Processor ATS3085L MCU Sensors Three-axis sensor, PPG heart rate sensor HX3917 Memory 128Mb NOR Flash Bluetooth BLE 5.3 Battery 300mAh lithium polymer Charging Magnetic contact charging, full charge in 2.5 hours Water Resistance Supports swimming pool and open water Compatibility iOS 9.0 and Android 6.0 Languages 9 languages including English, German, Spanish, French, Italian, Japanese, Russian, Portuguese, and Dutch Materials Plastic case, aluminum alloy buttons, silicone strap Features Microphone, speaker, vibration motor, wear detection