2021 Upgraded Womens Smart Watch : - Equipped with 1.33 inches TFT-LCD full touch screen, make a great breakthrough in button touch fitness watch and advanced health smartwatch that helps you tune in to your body with tools for sleep tracking, sport record, menstrual health tracking, relax guidance, alarm, timer and so on. Smart watch for Android Phones Samsung iPhone: - Compatible with most iOS 8.0 & Android 4.4 above smartphones. Download and install Free ""VeryFitPro"" APP, bind this smartwatch in your cell phone, you can receive alerts of calendar, SMS, incoming calls and SNS (Facebook, Twitter, Whatsapp, Skype, Snapchat and more) on this watch; It will never let you miss any important events. 24/7 Heart Rate Monitor & Sleep Tracker: - Automatically monitor your real-time heart rate and your sleep (Deep sleep, Light sleep and Awake time)to tell you how long and how well you sleep during the night, helping you to adjust yourself to live a better lifestyle. IP68 Waterproof Fitness Watch & Long-lasting Battery: - Smart Watches are designed with IP68 waterproof rating, which allows you to swim in the pool with it with no worries. Large capacity and low power consumption design offers longer endurance. It supports 7 days of normal use and 35 days standby time. More Practical Gadgets & 9 Exercise Modes: - Smart watch has features with many practical tools, such as customized watch faces, alarm clocks, stopwatch, timer,music controller, sedentary reminder, adjustable brightness, find phone. The APP's name is VeryFitPro, which works with Android 4.4 or iOS 8.0 and above, Bluetooth 5.0 and above smartphones only, NOT FOR PC or TABLET.