Product parametersModel:XMWTCL02Connectivity:Bluetooth 5.0Color: Black/Navy Blue/BeigeSensors: Heart rate sensor, acceleration sensor, gyroscope, geomagnetic sensor, air pressure sensor, ambient light sensorDimensions: 45.9×53.35×11.8mm (not including the strap and local protrusions)Satellite positioning systems: GPS, GLONASS, Galileo, BDSFrame: Glass fiber-reinforced polyamideBattery capacity: 420mAhDisplay: 1.39-inch AMOLED screenWater resistance rating: 5ATMResolution: 454×454Working temperature: -10°C to 45°CStrap: TPUSupported systems: Android 5.0 & iOS 10 and aboveAdjustable length: 130-220mmCertification:Q/021XWT-2019System language:English / Simplified Chinese / Spanish / Russian / Italian / French / German / Portuguese / Ukrainian / Polish / Turkish / Czech / Thai / Indonesian / Greek / Vietnamese / Romanian / Dutch / Traditional Chinese / Korean / JapaneseFeaturing a 1.39-inch AMOLED display, the Mi Watch packs in six different sensors and GPS to offer key health metrics and environmental data, including heart rate, blood oxygen level, and air pressure.Package contents:Mi Watch ×1Magnetic charging dock ×1User manual ×1