Letsfit 1.55 Inch LCD Color Screen Smartwatch Heart Rate Monitor & Blood Oxygen Saturation Fitness Tracker for Android and iOS Phones - IW2

Comes with a 1.55" Retina Touchscreen, the Letsfit IW2 is a pioneering stylish smart watch. Featuring SpO2 measurement, automatic sleep tracking, 24/7 heart rate monitoring, 10 professional sports modes, 5ATM waterproof, customizable watch faces, and more. Letsfit IW2 allows you to measure your Sp02 level with ease, giving you deeper insight into your fitness and health. The heart monitor watches your heart rate 24/7 which is essential for cardio health. You spend 1/3 of your day sleeping, which is a very important role in your wellness. Easily record your sleep in detail, and get a breakdown of your sleep quality on the Letsfit app. It also features a 5ATM Water-Resistant nano-coating, allowing you to swim in the pool without harming your device. (Please note, there is no swim data tracking function included)