For HUAWEI Band 8 Smartwatch Adult BT Wireless Call Sports Fitness Alarm Reminder Watch 8 Smartband For Mi Band 8 Smart Bracelet Android iOS Product parameters Product model standard version: M2239B1 Product diAdultsion: 42mmx24.8mmx10.4mm Screen size and type: 1.47-inch screen Screen resolution: 172x320 Touch screenCapacitor full touch Shell material: IML Waterproof grade: 5ATM Wireless connection: Bluetooth TM BLE 5.0 Battery capacity: 150mAh Battery type: lithium-ion polymer battery ButtonSingle side key switch machine Charging typeMagnetic charging Watch bodyZinc alloy System languages: ChineseEnglishFrenchSpanishPortugueseRussianGerAdultItalianThaiDutchCzechTurkishMalaysianSlovakPolishJapanese. Support system: Android 5.0 or iOS 10.0 and above Main Functions Time SyncAlarmMultiple sportsWeatherGesture wakeupSleep monitoringTimer Find phone Coming call/SMS reminder Notification pushHear rate monitoringBlood oxygen detection Respiratory trainingFemale Adultstrual cycle Temperature deectionRemote photographRemote music controlWatch facesPush watch faceDIY watch faceRemote upgradeData syncCall Packing list Body of bracelet x 1 Special charging cable x 1 Instruction Adultual x 1 Note: Waterproof: life waterproof allow the watch to be used normally when washing hands and in rainy days, but not allow to swimming and bathing. (Please be careful to avoid corrosive liquids like hand sanitizer, soap enter the watch and cause component damage.) after receive the watch ,please charging first.Because after a long period of logistics, the watch has a low battery.Before using, scan the QR code on the Adultual to download the app and connect it to the watch with APP.