The ultra-thin HUAWEI WATCH FIT 4 Pro is an outdoor watch. It's approximately 9.3mm thick and weighs just 30.4g. It's lightweight and slim, making it unobtrusive even during sports or for extended wear. Its slim body features an ultra-strong titanium alloy bezel and aircraft-grade aluminum alloy. The 1.82-inch display is securely covered with sapphire glass, and its 3000nits brightness provides stunningly clear course layouts, even in blazing sunlight. Its high-resolution 480x408 pixel screen is waterproof and dustproof to 5ATM. Its battery life lasts up to 10 days, and its GPS function lasts approximately 18 hours. This GPS watch offers excellent visibility with its 3D course map, and supports over 2,400 courses in Japan (99% of the country's total), as well as over 15,000 courses worldwide (excluding some countries and regions). It also features specialized outdoor functions and a medically approved ECG monitor. It also tracks your 24-hour health, including sleep, heart rate, blood oxygen levels, and stress levels. Compatible with iOS and Android, it offers powerful golf navigation, and lets you discover and enjoy over 100 activities, including mountain climbing, trail running, and 40m free diving. The newly built-in barometer also provides advanced measurements.