【Premium Materials, Superior Design】HUAWEI WATCH Ultimate's zirconium-based Liquid Metal case, first on smart watchs, is stronger and more wear and corrosion-resistant；The 1.5-inch LTPO AMOLED screen fits snugly under the sapphire watch dial； 360° compass-inspired bezels are sure to bring out your inner explorer! 【100 m Diving Technology 】HUAWEI Watch Ultimate gives you the freedom to take on more challenging dives, thanks to its 16-structure water-resistant design and micron-level water-proof filter；Diverse diving modes like recreational scuba diving, technical scuba diving3, gauge mode diving3 and free diving. 【All-new Expedition Mode】HUAWEI WATCH Ultimate's all-new Expedition Mode is backed by Dual-Band Five-System GNSS to ensure more accurate positioning. With 20+ professional and 100+ basic fitness modes, this watch covers the outdoor activities of your dreams, from hiking to cross-country running to mountain climbing. 【Robust Battery Life and Fast Charging】14-day battery life with typical use；8-day battery life with heavy use；Charges to capacity in 60 min, with wireless fast charge. 【Professional Health Management 】Beat-by-Beat ECG Analysis ；Arterial Stiffness Detection；All-Day Health Management.