Xiaomi Watch S1 Active

- Dimensions: 46.5x47.3x11mm (not including the strap and local protrusions) - Frame: Glass fibre-reinforced polyamide - Display: 1.43" AMOLED display, Resolution 466x466 - Connectivity Wi-Fi IEEE 802.11b/g/n 2.4GHz, Bluetooth 5.2 - Sensors Heart rate: sensor (with blood oxygen sensor), accelerometer, gyroscope, geomagnetic sensor, atmospheric sensor, ambient light sensor - Battery Capacity: 470mAh - Water resistance rating: 5 ATM - Satellite positioning systems: GPS, GLONASS, GALILEO, BDS, QZSS - Supported systems: Android 6.0 or iOS 10.0 and above