1.43" high-resolution AMOLED screen 12-day battery life, long-lasting Blood oxygen monitoring throughout the day Advanced sleep monitoring and 24-hour heart rate monitoring 117 Modes of Fitness 19 Modes for Professionals 5. Water resistance of ATMs Suitable for swimming Beautiful metal bezel A lightweight, 36.3-gram watch with a colorful strap Multi-system dual-band GPS Along with sophisticated optimization algorithms to achieve faster, more accurate positioning and provide you with expert statistics, the integrated dual-band GNSS chip supports the five main satellite positioning systems: GPS, BeiDou, GLONASS, Galileo, and QZSS. Make a Bluetooth phone call to free up your hands. No more worries about the battery With this 470mAh large battery and low power consumption AI algorithm, you can wave goodbye to your low battery anxiety! In just two and a half hours, the handy magnetic charging cable fully charges you.