Description:Display: 1.96-inch HDTouch TP: full screen touchButtons: 2 buttons with encoderBattery: 420mAh high voltage and large capacityWorking time: 7-10 daysStandby time: about 50 daysBluetooth: BLE5.2APP:gloryFitSystem support: Android 4.4 or above, IOS 9.0 or above, Apple 5S or aboveWaterproof level: 3ATMFunction:Continuous heart rate, one-click link, Bluetooth calling, true blood oxygen saturation, blood pressure monitoring, sleep monitoring, brightness adjustment, breathing training, voice assistant, raising hands and screen, information push, APP message reminder, more than 100 sports modes, weather Forecast, flashlight, clock display, alarm clock, SOS mini-game, calculator, female menstrual cycle, music playback, multi-function dial, custom wallpaper, sedentary reminder, do not disturb mode, search bracelet, remote camera, step counting, distance , calories, and moreLanguage:Watch languages: Chinese, English, Korean, Japanese, German, Spanish, French, Italian, Portuguese, Arabic, Polish, Russian, Indonesian, Turkish, Dutch, Czech, Traditional Chinese, VietnameseAPP languages: Ukrainian, Russian, Indonesian, Turkish, Hebrew, German, Italian, Czech, Slovak, Japanese, French, Polish, Thai, Simplified ChineseTraditional Chinese, Romanian, English, Portuguese , Mongolian, Spanish, Vietnamese, Arabic, Korean