![Amazon.com: Apple Watch Series 7 [GPS + Cellular 45mm] Smart Watch w/Midnight Aluminum Case with Midnight Sport Band. Fitness Tracker, Blood Oxygen & ECG Apps, Always-On Retina Display, Water Resistant : Electronics Amazon.com: Apple Watch Series 7 [GPS + Cellular 45mm] Smart Watch w/Midnight Aluminum Case with Midnight Sport Band. Fitness Tracker, Blood Oxygen & ECG Apps, Always-On Retina Display, Water Resistant : Electronics](https://m.media-amazon.com/images/I/71W+RrSPINL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Apple Watch Series 7 [GPS + Cellular 45mm] Smart Watch w/Midnight Aluminum Case with Midnight Sport Band. Fitness Tracker, Blood Oxygen & ECG Apps, Always-On Retina Display, Water Resistant : Electronics
![watchOS 5.1.2 for Apple Watch now available with ECG app, new Infograph complications, more - 9to5Mac watchOS 5.1.2 for Apple Watch now available with ECG app, new Infograph complications, more - 9to5Mac](https://9to5mac.com/wp-content/uploads/sites/6/2018/12/ecg-apple-watch.jpg?quality=82&strip=all)
watchOS 5.1.2 for Apple Watch now available with ECG app, new Infograph complications, more - 9to5Mac
![ECG app and irregular rhythm notification on Apple Watch available today across Europe and Hong Kong - Apple ECG app and irregular rhythm notification on Apple Watch available today across Europe and Hong Kong - Apple](https://www.apple.com/newsroom/images/product/watch/standard/Apple-iPhone-watch-ecg-de-screen-03272019_big.jpg.large.jpg)
ECG app and irregular rhythm notification on Apple Watch available today across Europe and Hong Kong - Apple
![Die Apple Watch Series 6 ist die bessere Apple Watch SE, dank EKG, SpO2 und Always-on-Display - Notebookcheck.com News Die Apple Watch Series 6 ist die bessere Apple Watch SE, dank EKG, SpO2 und Always-on-Display - Notebookcheck.com News](https://www.notebookcheck.com/fileadmin/_processed_/c/0/csm_Apple_Watch_Family_Setup_220907_8_1f7e478d12.jpg)
Die Apple Watch Series 6 ist die bessere Apple Watch SE, dank EKG, SpO2 und Always-on-Display - Notebookcheck.com News
![Amazon.com: Apple Watch Series 8 [GPS + Cellular 45mm] Smart Watch w/Silver Stainless Steel Case with White Sport Band - M/L. Fitness Tracker, Blood Oxygen & ECG Apps, Always-On Retina Display, Water Amazon.com: Apple Watch Series 8 [GPS + Cellular 45mm] Smart Watch w/Silver Stainless Steel Case with White Sport Band - M/L. Fitness Tracker, Blood Oxygen & ECG Apps, Always-On Retina Display, Water](https://m.media-amazon.com/images/I/71kbgfN7vWL._AC_UF1000,1000_QL80_.jpg)