【Customized Your Unique Smart watch】Dirrelo upgraded Smart watch with 1.55-inch TFT-LCD, 3.5D curved glass HD, 360*320 pixels square touch screen, makes it clear and intuitive to understand your health and sports data. Set the watch face to show your personality with the existing images or upload images. Your watch face will light up automatically when you lift and twist your wrist. Comfortable, skin-friendly and soft 3-in-1 bands fit different wrist sizes. 【Support 14 Sport Modes & IP68 Waterproof】Fitness watch is designed with industry-leading IP68 water resistance technology, which allows you to swim in the pool with no worries. Supports 14 sport modes, walk, run, mountain, swim, yoga, hiking, cycle, treadmill, etc. It gives you more details into your body activities and tracks all your workout data (step counter, pedometer, pace, distance, calories burned, miles with cellphone GPS) to help you exercise scientifically and achieve fitness goals. 【24/7 Heart Rate & Blood Oxygen Monitor & Sleep Tracker】Advanced HR sensor for accurately monitor your real-time heart rate, blood oxygen (SpO2) level, breath training tracker and automatic sleep tracking your deep, light, and awake sleep patterns, provides suggestions and comprehensive analysis via the "VeryFit" APP to help you get a better understanding of your health and and make reasonable adjustment on your lifestyle. (Note: Do not install "VeryFitPro" APP, can not monitor blood pressure) 【Smart Watch for Android Phones Samsung iPhone】The Dirrelo smart watch is compatible with most iOS 8.0 & Android 4.4 above, Bluetooth 5.2 below smartphones. Download and install Free "VeryFit" APP, bind this smartwatch in your cell phone, you can receive alerts of calendar, incoming calls, SMS, APP notifications and SNS (Messenger, WhatsApp, Skype, Snapchat, etc) and preview the messages. It will never let you miss any important things. (Note: can't reply to messages or make calls) 【Long-Lasting Battery & More Practical Tools】Large capacity and low power consumption design offers longer endurance. It comes with a magnetic charging USB cable, One full charge (2 hours) supports 7 days of working time and 35 days of standby time. New features with many practical tools, such as alarm clock, weather forecast, drink water reminder, sedentary reminder, stopwatch, timer, music control, find your phone, women's menstrual cycle, adjustable brightness, etc