Features: case: 47 mm, stainless steel, 49 g • display: 1.43", AMOLED, 466x466 px, touchscreen • features: 2 GB, Wi-Fi 4 (802.11 n), Bluetooth 5.0, NFC, GPS / GLONASS / GALILEO / BDS / QZSS, sensors: gyro, accelerometer, barometer, compass, heart rate, SpO2