System : iOSFunction : Passometer,Fitness Tracker,Sleep Tracker,Message Reminder,Call Reminder,World Time,Permanent Calendar,Speed Measurement,Month,Heart Rate Tracker,CalendarRAM : <128MBSIM Card Available : NoType : On WristLanguage : English,Russian,Spanish,Polish,Portuguese,Italian,French,Korean,Japanese,UkrainianNetwork Mode : NoneGPS : NoMultiple Dials : YesBattery Capacity : 120-180mAhMechanism : NoCompatibility : All CompatibleROM : <128MBRear Camera : NoneWaterproof Grade : Life WaterproofCPU Model : D20Band Material : RubberDisplay Size : 1.4Certification : CEApplication Age Group : AdultStyle : SPORTMovement Type : ElectronicAPP Download Available : NoCase Material : AlloyBand Detachable : NoD20 Pro Bluetooth Smart Watch Men Women Y68 Blood Pressure Heart Rate Monitor Sport Smartwatch Fitness Tracker For Xiaomi HuaweiNote:1. APP Support System: Android 4.4 and above, IOS above 9.02. Do not use a charger higher than 5V/2A.3. The data cannot be used as medical reference.4. The watch can't touch the hot water because the hot water would cause the watch display get fog.USB Quick Removal Direct Charge:Brand new bracelet charging method, quick-release detachable wristband design, can be charged by plugging in the USB interface, eliminating the trouble of carrying a charging cable and charging stand.Function:The watch can monitor the steps, calories, heart rate, distance, sleep quality, etc. Of the day. At the same time, it can connected to a smart phone to view information, remotely take pictures, retrieve mobile phones and other thoughtful and convenient functions to make your life more convenient.Main Features:* Model Number: D20 Pro Smart Watch* APP: FitPro* Bluetooth Version: Bluetooth 4.0* Waterproof / Water-Resistant: Yes(Not for swimming )* Operating mode: Touch button* Power on: press and hold the function key* Screen Type: 1.4 inch TFT LCD* Storage(FLASH)16MB+128KB* Compatible OS: Android,IOS* Standby time: 4-7days normally use; 30 days standbybased on 230mAh* Functions: Sport,Message,Alarm Clock,Blood Oxygen,Date,Measurement of heart rate,Sedentary reminder,Sleep management,Time* Notification type: Facebook,Twitter,Wechat,WhatsApp* Alert type: VibrationAPP Language Support:English,French,Italian,Japanese,Korean,Polish,Portuguese,Russian,Simplified Chinese,Spanish,Traditional Chinese,ectPackage Contents1 x Smart Watch1 x Manual1 x BoxTips for use1. This product can only seurface splash waterproof(Cool water),please don't wear it to swim,drop it to the water or soaked in water ect.2. When you first receive the product, charge it for 5-10 minutes at first if it cannot be turned on because it is already low on power. we are a professional supplier of Consumer Electronics , registered both in Hong Kong and ShenZhen. we have own factory.we sell quality valued baby products.we provide worldwide wholesale and drop ship service to our customer in the world since 2005. looking forward for our cooperation.. Mostly,the orders will send out within 2-4 working days after payment confirmed.. We will inform you if we need more time to prepare.. Items are only shipping after payment confirmed.. Aliexpress need 24 hours to confirm your payment.. All tracking on one website http://global.cainiao.com/index.htm?spm=a3708.7860690.0.0.29zspL. Mostly.It will takes 15-40 to your country by China Post Registered Air Mail.. 7-15 days by epacket.3-10 days by EMS. 3-7 days by DHL.. Mostly,the tracking information of China Post Registered Air Mail will update within 2-7 working days.. Please Check out your address carefully when processing order.. We will only send to the address you write..Russian friendsneed to write your full name,or will can't receive the parcel.. We offer 7-24 hours online service.. Your inquiry will be reply within 6 hours. We will check the goods carefully before shipping.. Our working time. monday to Saturday.. If anything we can help you.pls contact us.. If you are not Satisfied with product.pls not open a dispute.pls contact us.we will give you a Solution asap.. Dispute is not the only way to slove the problem.it's better happy to slove it.thank you.. If our responsibility.we accept return the goods or refund.. If confirm missing.we will check it and resend.. If you not receive your items.pls contact us.. Mostly,the parcel will arrive on time.but may be sometimes will delay.pls be patient and waitting.thank you for your understand.. The payment is only for the order.different country different tax policy.may be you will charge tax fee.pls consulting the staff of local customs before purchase.. If you are satisfied with the items.We will appreciated to you.if you give us 5 shining star and share your good feeling or share the beautiful real photos.. Your positive feedback will be very helpful to us and the new buyer.. If you are not Satisfied with product.pls not open a dispute or leave a negative feedbkack.pls contact us.we will give you a Satisfied Solution asap. thank you.. We accept the payment which Aliexpress support.. Master card, VISA,Webmoney,Boleto. Q1:does safe to pay in Aliexpress?. R:yes.pls believe Aliexpress and Mr.Jack Ma.. Q2:how long if shipping by China Post Registered Air Mail?. R:mostly.it will takes 15-40 days to destination after send out.. Q3:do you support mix order?. R:yes.we support.you can choose all you like.. Q4:do you do wholesale?. R:yes.pls connact us.we will give you a best price.