Product Name: M4 Smart Bracelets Colorful Amoled Screen Smartbands Fitness Traker Bluetooth Sport Waterproof Pk Mi Band 4 Bands Model NO.: M4 Feature: Bluetooth, Water Resistant Material: Silicone Usage: Detection Display: OLED Battery Capacity: 10 Days Supprot: Ios 8.0+ Android 4.4+ Color: Black, Blue, Red Trademark: OEM Transport Package: Carton or Custom Specification: 38*15.2*11mm Origin: China HS Code: 903180909 Product Description M4 Smart Band Heart Rate Blood Pressure Wristbands Sport Smartwatch Monitor Health Fitness Tracker Smart Watch Wristband Pk M3Specifications:Total Length: 235mmBand Width: 22mmMain Unit Size: 4.1cm * 1.2cm * 1.9cm(Length x Height x Width)Bracelet material: ABS, main body cover PC, strap TPUBattery capacity: 80mahBattery type: lithium polymer batteryDisplay screen: 0.96 HD IPS color screen FTF process, single point touch buttonBluetooth: 4.0System Requirements: Android 4.3 or IOS8.0 or higher mobile phones supporting Bluetooth 4.0Color: Black | Red | BlueReady to ship hot selling free logo printing promotion cheap m3 smart watch ModelM4 bandFunction•IP65 Waterproof •Color Screen•Heart rate •Blood pressure•Step •Calories •calling reminder•Sportmode•Alarm reminder •SMS reminder•Sedentary reminder •Sleep monitorBT version4.0WaterproofIP65Capacity100mahLanguagesMulti language supportScreencolor screenSGS Certification ReportWhy Choose UsWe have our own warehouse, which can ensure us of shipping out orders within 24 hours after payment (holiday excluded).Different shipping choices as your request: register airmail, DHL, UPS, FEDEX, TNT, AREX and EMS.All goods will be checked and tested one by one.A professional one-stop phone accessories wholesaler updating amazing new products all the time.How to orderPlease send your order directly by WhatsApp/TM/Skype/WeChat, and confim your requirements on models, quantities, colors.We will reply you with profoma invoice according to your order request .Kindly check the PI, your goods will be deliveried in 1-3 days once your payment finished.After Sale ServiceWarranty policy: 12 months since shipment.We will send you the replacement or make arefund if there are quality problems with our proudcts.evaluate the custom risk and choose safest shipping company.Following the shipping track until the goods arrive.PaymentPayPal, MoneyGram, T/T ,Western Union, Bank Transfer and Cash.COD is available for some countries by specific shipping companies.Zoe ZhouSales executiveShenzhen Himtop Technology Co.,Ltd. Address: 5th Floor, Huayun Mansion 1Building, 101 Zhenxing Road, Futian District, Shenzhen, China. 518000.Website: www.himtop.com