Fonctions : case: 46.5 mm, plastic, 36.3 g • display: 1.43", AMOLED, 466x466 px, touchscreen • features: Bluetooth 5.2, Wi-Fi 4 (802.11 n), GPS / BDS / GALILEO / GLONASS / QZSS, sensors: barometer, accelerometer, gyro, heart rate, sleep quality monitoring, compass