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Upgraded details: 1. Celsius and Fahrenheit are interchangeable 2. Kilometers and miles are interchangeable 2. Waterproof level 3. Battery working time up to 3 days 4. App display will not delay when pressing Test button 5. More accurate sensors. 6. A 200mAh portable charging case, allowing you to charge anytime and anywhere, ensuring uninterrupted health monitoring.

Fitiger Health Ring Fitness Tracker Smart Ring for Blood Oxygen, Sleep Tracking, Heart Rate, Pedometer, Body Temperature with APP, Portable Charging Case for Women & Men (Updated)

Upgraded details: 1. Celsius and Fahrenheit are interchangeable 2. Kilometers and miles are interchangeable 2. Waterproof level 3. Battery working time up to 3 days 4. App display will not delay when pressing Test button 5. More accurate sensors. 6. A 200mAh portable charging case, allowing you to charge anytime and anywhere, ensuring uninterrupted health monitoring.

WHY APPLE WATCH SERIES 7 — The most advanced Apple Watch features powerful health innovations like sensors and apps to measure your blood oxygen and take an ECG. The larger, Always-On Retina display makes it easier to use and read. The most durable Apple Watch. Charges faster so you can get going quicker.

Apple Watch Series 7 [GPS Cellular 45mm] Smart Watch w/Graphite Stainless Steel Case with Graphite Milanese Loop. Fitness Tracker, Blood Oxygen & ECG Apps, Always-On Retina Display, Water Resistant

WHY APPLE WATCH SERIES 7 The most advanced Apple Watch features powerful health innovations like sensors and apps to measure your blood oxygen and take an ECG. The larger, Always-On Retina display makes it easier to use and read. The most durable Apple Watch. Charges faster so you can get going quicker.