Featuring a gorgeous 1.64″ rectangle AMOLED display and 280 x 456 HD resolution,2 HUAWEI WATCH FIT delivers an ultra-clear and wide viewing experience. Auto-brightness adjustment offers better viewing in sunlight while the six Always-On3 watch faces allow you to express your personal style and mood on any given day. HUAWEI WATCH FIT has a wonderful 1.64-inch rectangular AMOLED screen and 280 x 456 HD resolution, HUAWEI WATCH FIT offers an ultra-clear and wide viewing experience. Automatic brightness adjustment offers better viewing in sunlight. Thanks to the HUAWEI TruSeen 4.0 heart rate monitoring technology,HUAWEI Watch Fit smart watch can accurately monitor your heart rate in real-time during the day or even when you are sleeping. Supporting continuous blood oxygen monitoring, HUAWEI WATCH FIT automatically sends a reminder to help adjust your status timely when you stay up late or overexert the brainpower. HUAWEI WATCH FIT packs battery performance down to just 0.74 oz, making it a perfect all-day companion. With dual chipset architecture and power saving algorithms, this watch can last for 8-10 days. And with fast-charging technology, the watch can last all day on a 5-minute charge. HUAWEI WATCH FIT provides 12 kinds of animated quick workouts such as work-out, full-body stretch and includes 44 standard movement demos. This watch provides accurate, real-time training metrics for 11 professional sports modes, including running, swimming, and cycling. 85 custom training modes let you unleash your potential and keep track of your real-time heart rate, calories, and workout duration. Customize the theme to match your daily look with various colorful clock faces. Besides the official ones, there are abundant awesome watch faces in the watch store for you to choose from. And you can also personalize your own with any photo from your mobile device. (Supports up to 5 photos saved on the watch at a time, it is not supported while connecting with an iOS phone).