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Smart Fitness Made Easy
A Classic in Action
Super Points : 729 
| Brand : | Amazfit |
| Type : | Smartwatch |
| Model Number : | A2166 |
| Color : | Superspeed Black (Fluoroelastomer Strap) |
| Dimensions (without heart rate base) : | 46x46x10.6mm |
| Weight (with strap) : | 34g |
| Body Material : | Aluminum alloy middle frame + high-gloss sprayed PC bottom shell |
| Buttons : | 2 |
| Water-resistance Grade : | 5 ATM |
| Sensors : | Health - BioTracker™ 4.0 PPG biometric sensor (supports blood-oxygen, 4PD + 2LED) | Movement - Acceleration sensor, Gyroscope sensor, Geomagnetic sensor, Barometric altimeter, Ambient light sensor | Positioning - Dual-band & 6 satellite positioning systems | Connection - WLAN 2.4GHz, Bluetooth 5.0 & BL |
| Display Material : | AMOLED |
| Display Size : | 1.43" |
| Resolution : | 466x466 |
| PPI : | 326 |
| Touchscreen : | Tempered glass + anti-fingerprint coating + anti-glare bezel |
| Microphone : | Support |
| Speaker : | Support |
| Motor : | Linear motor |
| Strap Materials : | Fluoroelastomer |
| Strap Width : | 22mm |
| Min. & Max. Wrist Dimensions : | 150mm-215mm |
| Buckle : | Classic pin buckle |
| Battery Capacity : | 475 mAh (rated value) |
| Charging Method : | Magnetic charging |
| Theoretical Charging Duration : | Approx. 2 hours |
| Typical Usage Scenario Battery Life : | Up to 14 days |
| Battery Saver Mode Battery Life : | Up to 24 days |
| Clock Mode Battery Life : | Up to 50 days |
| Heavy Usage Scenario Battery Life : | Up to 7 days |
| Accuracy GPS Mode : | Up to 25 hours |
| Balanced GPS Mode : | Up to 44 hours |
| Power Saving GPS Mode : | Up to 52 hours |
| Supported Devices : | Android 7.0 and above, iOS 12.0 and above |
| Application : | Zepp App |
| Box Contents : | Amazfit GTR 4 With Strap, Magnetic Charging Cable |
| Product Id : | 28625 |
