A 1.62'' AMOLED Display: The magnificent large 1.62'' AMOLED display(25% more visible area than Smart Band 6, debuts on your wrist, making it easy for you to read and control. Everything is presented in detail at high resolution. Even better, thanks to always-on mode, you can read date and time without lifting your wrist or using your fingers.The Advanced UI designs: Every UI interface has been redesigned and improved with the key information and numbers stand out to you. In brief, the interfaces are clearer and easier.Supports 110+ Sports Modes: A wide variety of sports modes help you keep a track of the burned calories, heart rate changes, and workout durations. 5ATM water resistance: Support pool swimming, snorkeling, and intelligent recognition of the 4 common swimming styles.100+ Dynamic Band Faces: With more advanced graphic rendering and smoother animation effects, both the exclusive dynamic band faces and the customlized ones become superior. Your favorite from your album is always on for you with AOD always-on mode.All-day SpO monitoring: Blood oxygen saturation (SpO) is a key indicator of a person's overall health reflecting the oxygen levels in the blood. Smart Watch Band 7 band will vibrate to alert you if your blood oxygen level is too low (<90%) to protect you from potential health risks.All-day heart rate monitoring: Smart Watch Band 7 tracks your real time heart rate all day long and delivers precise reviews in easy-to-read graphs. The band will vibrate to alert when your heart rates fall out of the safe zone.Sleep Quality Tracking: The band monitors your sleep patterns with care and accuracy. You can find detail statistics regarding deep sleep, light sleep and REM* phase on your smart phone to help you understand your sleep quality.