Amazfit GTR 4 Smart Watch

Notification Support: iOS, Android
Operating System: Zepp OS 2.0
Display Size: 1.43 inches
Case Material: Aluminum
Water Rating: 5 ATM
Display: AMOLED
Storage: 2.3GB
Battery: 475 mAh
Connectivity: 2.4GHz Wi-Fi; Bluetooth 5.0 & BLE
Health sensors: BioTracker 4.0 PPG biometric sensor (supports blood-oxygen, 4PD + 2LED)

The Amazfit GTR 4 smartwatch boasts anti-fingerprint coating on the glass bezel cover and the AMOLED display to keep your watch looking great. The wristwatch has dual-band circularly polarized GPS antenna technology, which allows for extremely precise GPS tracking. Enjoy environmental and multi-path interference-free positioning when strolling a tree-lined walk or riding to work through a bustling city center. You can also use the Zepp App to import a route file to the watch. The Amazfit GTR 4 can identify and count the repetitions of hundreds of strength training exercises automatically. Its 14-day battery life allows you to crush your professional and fitness objectives for up to two weeks at a time. Enjoy very precise 24-hour monitoring of heart rate, blood-oxygen saturation, breathing rate, and stress levels with this wristwatch 24/7 Health Management.