【1.83" Full Touch HD Display】Featuring a large, vibrant TFT-LCD screen with 240x284 resolution for clear visibility and easy navigation 【Bluetooth-compatible Calling & Alexa Integration】Make calls directly from your wrist and access Alexa voice services for weather updates, news, and local app control 【Comprehensive Health Monitoring】Track your heart rate, blood oxygen levels, stress, and sleep patterns 24/7 for a complete picture of your well-being 【100+ Sport Modes】Choose from over 100 workout types, including running, cycling, swimming, and more, with automatic exercise detection for convenience 【Female Health Tracking】Stay informed about your menstrual cycle with reminders and tracking features designed for women's 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-compatible: 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