The HUAWEI WATCH FIT 4 Pro is an advanced sports smartwatch that combines a slim design with premium materials for professional outdoor activities. Design and Screen Triple Protection: The watch features a titanium alloy bezel, a scratch-resistant sapphire crystal screen, and a super-strong aluminum body. AMOLED Display: 1.82-inch with high resolution (480 × 408 pixels) and an incredible peak brightness of up to 3000 nits for clear visibility under sunlight. Lightweight: The body is only 9.3mm thick and weighs 30.4 grams (without the strap). Sports Performance and Navigation Professional Sports Level: Supports free diving up to 40 meters (EN13319 standard) and includes 3D maps for over 15,000 golf courses. Precise Positioning System: Powered by the dual-frequency HUAWEI Sunflower navigation system and advanced GPS for high-accuracy route tracking during running or cycling. Training Modes: Supports over 100 sports modes with advanced fitness analysis and calorie calculation. Health and Sensors HUAWEI TruSense System: Monitors six vital body systems, including respiratory, nervous, and endocrine systems. Electrocardiogram (ECG): An upgraded electrode sensor for accurate heart rate measurement and atrial fibrillation detection. Integrated Health Indicators: Tracks blood oxygen saturation (SpO2), sleep monitoring, blood pressure, and body temperature. Battery and Smart Features Battery Life: Lasts up to 10 days maximum, 7 days of typical use, and 4 days with Always-On Display (AOD) enabled. Fast Charging: Supports fast wireless charging, providing a full day of power after just 10 minutes of charging. Connectivity and Intelligence: Supports Bluetooth calls, quick replies, voice memos, and NFC. Compatibility: Fully compatible with Android and iOS systems via the Huawei Health app. Condition: New