AMAZFIT WATCH GTR 4 — Superspeed Black

AMAZFIT GTR 4 Display Size: 1.43” (rectangular) Type: AMOLED, touch Resolution: 466 x 466p Density: 326 dpi Material: tempered glass with anti-fingerprint and anti-glare coating Technical parameters Health sensor: BioTracker™ 4.0 PPG biometric sensor (supports blood oxygen, 4PD + 2LED) Motion sensors: Accelerometer, Gyroscope, Geomagnetic, Barometric Altimeter Other sensors: Ambient light sensor GPS: Dual band satellite positioning systems Connection: Bluetooth 5.0 BLE, WiFi 2.4 GHz Compatible devices: Android 7.0 or higher, iOS 12 or higher Battery Capacity: 475mAh Autonomy (typical daily use): up to 14 days Charging method: magnetic base Charging time: approx. 2 hours Design Materials: Polycarbonate bottom shell with aluminum alloy frame Strap: Nylon (interchangeable 22mm) – Adjustable to wrists from 150 to 215 mm Waterproof rating: 5 ATM Dimensions: 46 x 46 x 10.6 mm Weight (with strap): 34 g