Color
Screen Size| Brand | Amazfit |
| Display Type | AMOLED |
| Model Name | GTR 4 |
| Connectivity | WLAN 2.4GHz, Bluetooth 5 & BLE |
| Battery Capacity | 475 mAh |
| Water Resistance Level | 50 Meter |
Brand: Amazfit
Model: GTR 4
Display: AMOLED (466x466) with anti-finger coating
Type: Smart Watch
Key Features:
• 150+ Sports Modes & Strength Exercise Recognition
• Dual-band Positioning & Route Import
• Up to 14-day Battery Life
• Bluetooth Phone Calls & Music Storage
• Accurate BioTracker 4 Health Data Sensor
Sensors:
• BioTracker 4 PPG biometric sensor
• Dual-band and 6 satellite positioning systems
• Acceleration and Gyroscope sensors
• Geomagnetic and Barometric altimeter sensors
Microphone and Speaker: Built-in
Water Resistant: Yes, 5 ATM (up to 50 meters)
Battery Capacity: 475mAh (up to 14 days), up to 24 days with power saver mode on, up to 7 days with heavy usage scenario
Compatible Operating System: Android 7 and above, iOS 12 and above
Connectivity: WLAN 2.4GHz, Bluetooth 5 & BLE