Model: i6CPU: HS6621Display: 0.96inchResolution: 80*160pxBattery: 170mAhCharging: Magnetic chargingStandby time: Up to 15 daysUsing time: Up to 7 daysWaterproof: IP68 waterproofBluetooth: Bluetooth 5.0APP: Fit Cloud ProSupport: IOS 8.0 Android 4.4 and aboveButton: Don't support touch on the screen, only single button workFeaturesBright screen setting-always display, Exercise mode: walking/running/cycling, 7/24 Heart rater/blood pressure, blood oxygen, Music control, Call reminder, Message reminder, Weather, Steps, Chronometer, Alarms, Remote, Shutter, Sleep monitor, Raise hand to brighten screen, Find your phone or braceletSupport languageThe smart watch supports English, Chinese, Spanish, French, German, Japanese, Italian, Portuguese, Turkish