Watch diameter: 42.5 mmWatch thickness: 10.8 mmWatch weight: 59GStrap width: 20mmDisplay: 1.2 round screenProcessor: Nordic NRF52832Memory: 512Mb + 128MbBluetooth: V4.2Sensors: dynamic optical heart rate sensor, acceleration sensorBattery capacity: 165mAhMobile phone system: Android 5.1 and above, I0S10.0 and above
Waterproof rating: IP68 (waterproof and dustproof in daily life, no swimming)