Amazefit GTR 3 Pro Ultra HD AMOLED Display Smart Watch, Infinite Black

Highlights: With the Amazfit GTR 3 Pro you can test your heart rate, blood-oxygen saturation, stress level and breathing rate in a single tap of the watch, for a result in as little as 45 seconds4. Recognizing the importance of the role blood-oxygen saturation5 (SpO2) levels play in human health, the Amazfit GTR 3 Pro's advanced biosensor is able to automatically monitor your SpO2 level 24 hours a day, thanks to the new Zepp algorithm. With unprecedented visual clarity that reaches 331 ppi, the large 1.45-inch screen of the Amazfit GTR 3 Pro shows you exactly what you want, when you want it, and is visible even under bright sunlight. The ultra HD AMOLED display boasts a 70.6% screen-to-body ratio, which is among the highest for round smart watches that are currently available. Keep a track of your well being and health right from your wrist with noise health suite featuring a variety of health features