Amazfit GTR 4 (Superspeed Black) Basic Details
Brand | Amazfit |
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Category | Smart-Watches & Wearables |
Specifications and Features of Amazfit GTR 4 (Superspeed Black)
Dimension | 46 x 46 x 10.6mm : without heart rate base |
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Weight | 34g : without strap |
Battery | 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 |
OS | Android 7.0 iOS 12.0 |
Connectivity | Bluetooth 5.0 WLAN 2.4GHz, Dual-band & 6 satellite positioning systems |
Display Size | 1.43"inches, Sensors BioTracker 4.0 PPG biometric sensor supports blood-oxygen, 4PD + 2LED) Movement Acceleration sensor Gyroscope sensor Geomagnetic sensor Barometric altimeter Ambient light sensor |
Display Colours | AMOLED capacitive touchscreen, 16M colors 466x466 PPI 326 Tempered glass + anti-fingerprint coating + anti-glare bezel |
Body Colours | Superspeed Black Fluoroelastomer strap , Vintage Brown Leather Leather strap , Racetrack Grey Nylon strap |
Other Features | GPS, GLONASS, Galileo, BDS, QZSS Buttons 2 Water-resistance Grad 5 ATM Microphone Support Speaker Support Motor Linear motor Body Material Aluminum alloy middle frame + high-gloss sprayed PC bottom shell |