Amazfit GTS 4 Smart Watch

Notification Support: iOS, Android
Operating System: Zepp OS 2.0
Display Size: 1.75 inches
Case Material: Aluminum
Water Rating: 5 ATM
Display: AMOLED
Battery: 300 mAh
Connectivity: 2.4GHz Wi-Fi; Bluetooth 5.1
Health sensors: BioTracker 4.0 PPG biometric sensor (supports blood-oxygen, 4PD + 2LED)

The Amazfit GTS 4 Display Smartwatch features an aluminum frame. It sports a 1.75-inch HD AMOLED display with Always-on-Display (AOD), a screen resolution of 390×450 pixels, and over 150 watch faces. The BioTracker 4.0 Health Data sensor contains a heart rate monitor (including swimming heart rate tracking), a SpO2 monitor, and a sleep tracker. There is an option to track four health parameters with a single tap. The GTS 4 also has over 150 sports modes, sophisticated identification of strength training workouts, and 8 sports modes. It may also deliver live sports data broadcasts. Furthermore, the exercise data may be linked to the Adidas Running and Strava applications.