Display: 1.82-inch AMOLED, 480x408 pixels (347 PPI), 3000 nits peak brightness. Dimensions: 44.5 x 40.0 x 9.3 mm (excluding sensor area). Weight: Approximately 30.4g (without strap). Strap: Green Nylon. Case: Aluminum alloy frame with titanium alloy bezel. Sensors: Accelerometer, gyroscope, magnetometer, optical heart rate, barometer, ambient light, temperature, ECG, depth. Battery: 400mAh, up to 10 days of battery life. Charging: Wireless charging, 75 minutes to full charge. Other features: Bluetooth calling, voice notepad, quick message replies, watch screenshot, remote shutter, NFC. Water resistance: 5 ATM. Operating range: -20°C to +45°C. Operating system: HarmonyOS 5.1