Smartwatch – 1.5″ AMOLED display – 480×480 pixel resolution – Touchscreen – Amazfit OS Operating System – Compatible operating systems Android 7 or later, iOS 14.0 or later – WiFi – Bluetooth 5.0 – NFC – GPS – Microphone – Speaker – Functions: 150+ sports modes, heart rate and stress tracking, 5-satellite positioning system, smartphone notifications – Sensors: Biometric, Accelerometer, Ambient Light, Geomagnetic, Temperature – 475 mAh battery – 300h autonomy – Interchangeable strap – Waterproof – Water resistant up to 50m