Compatible with iOS from version 9.0 and Android from version 5.0Bluetooth 5.0 or higherEnergy-efficient ProcessorProcessor: Realtek8762CPulse, heart rate and O2 saturation sensor: VC32SMemory: RAM160KB+ROM384Kb+FLASH 128MbIP68 standardNew LARGER 1.09" TFT touchscreen display with increased resolution of 240 x 240 pixWaterproof: IP68Animated 3D menuAnimated watch faceHigh-capacity 180mAh batteryMagnetic chargingCharging time 2 hoursStandby time up to 15 daysBattery life up to 7 days depending on usageTouch screenPhysical button on the side of the dial5 clock faces to choose from.Charging method: magneticDimensions: envelope length: 40mm, envelope width: 38mm, strap width: 18mm, envelope depth: 11mm, strap length including smartwatch: 242mmManufacturer's warranty: 24 months