Amazfit GTS 4 Mini Smart Watch – Midnight BlackAmazfit GTS 4 Mini Smart Watch – Midnight Black Easily test your heart rate, blood oxygen saturation (SpOAmazfit GTS 4 Mini Smart Watch – Midnight Black Lightweight Challenger Mighty in spirit, this stylish smartwatch has a lightweight yet strong aluminum alloy middle frame integrated into the sleek watch body, and comes complete with a soft and skin-friendly silicone strap. Color & Clarity Colorful, crisp, and crafted from elegant glass, the 1.65” display of the Amazfit GTS 4 Mini makes your data shine like never before. Personalization Whether you prefer a watch face with a traditional look, or something more modern, maximize your style with the Amazfit GTS 4 Mini. 120+ Sports Modes Walking, running, cycling, yoga, and more. Whichever activity makes you challenge yourself, you’ll likely find a sports mode for it on the Amazfit GTS 4 Mini. Swim with Confidence A water-resistance grade of 5 ATM means the Amazfit GTS 4 Mini can resist the equivalent of up to 50 meters’ water pressure. And whenever you fancy a trip to the pool or the beach, the watch’s Pool Swimming and Open Water Swimming sports modes can scientifically track your swimming data. Position with Precision The watch supports five satellite positioning systems to help you make the most of your journeys into the great outdoors, and uses circularly-polarized antenna technology to improve positioning performance and accuracy. Challenge yourself to see more of the big open world. Dare to Dream Track your sleep quality through the light and deep sleep stages, and even the REM stage – where dreaming is said to occur. You can check your results directly on the watch when you wake up, for maximized convenience.