USED HUAWEI WATCH D2 Screen: AMOLED, 1.82 inches, resolution 480×408, density 347 PPI. Dimensions: 48 × 38 × 13.3 mm. Weight: Approximately 40g without strap. Material: Aluminum alloy. Strap: Fluoroelastomer, sizes M and L. Wrist size: 130–210 mm. Crown: Rotating. Touch: Touchscreen. Blood pressure measurement: Yes, using an air cushion inside the strap. Continuous blood pressure monitoring ABPM: Yes, at intervals of up to 15 minutes. ECG: Yes. Heart rate: Yes. Blood oxygen SpO2: Yes. Skin temperature: Yes. Sleep monitoring: Yes. Stress monitoring: Yes. Steps and activity: Yes. Sports exercises: Yes. GPS: Yes. NFC: Yes, depending on the country. Bluetooth: 5.2. Calls: Yes, via Bluetooth. Microphone: Yes. Speaker: Yes. Sensors: Optical heart rate, ECG, differential pressure, temperature, atmospheric pressure, ambient light, Hall, accelerometer, gyroscope, and magnetometer. Battery: Approximately 524 mAh. Battery life: Up to 6 days with normal use. With ABPM: Approximately 1 day. Charging: Wireless. Water and dust resistance: IP68. Swimming: Not suitable for swimming or submersion. Compatibility: Android 8.0 or later, iOS 13.0 or later. Box contents: Watch, M strap, L strap, short strap, wrist measurement ruler, charging base and cable, user manual, warranty and safety information. Condition: Used Color: Black