Features: case: 46 mm, aluminium, 32 g • display: 1.45", AMOLED, 480x480 px, touchscreen • features: Bluetooth 5.0, Wi-Fi 4 (802.11 n), GPS / BDS / GALILEO / GLONASS / QZSS, sensors: barometer, accelerometer, gyro, compass, light sensor, heart rate, temperature sensor