Specification BatteriesRequired : 1 BatteryInstallationDeviceType : installed_in_vehicle Brand : OUKITEL BulletPoint1 : Smartwatch with the Llargest Battery Capacity of 1000mAh. As a professional manufacturer of high-performance batteries, the OUKITEL BT80 smartwatch is equipped with a 1000mAh high-capacity battery, which is the largest battery capacity on the market. The standby time is up to 100 days and can use up to 30 days. Ultra-long duration to solve your battery anxiety. BulletPoint2 : 2.13 inch Largest Screen. The OUKITEL BT80 Watch is equipped with a 2.13-inch display, currently the largest display on the market. The AMOLED screen not only provides higher color contrast and more saturated and delicate colors to achieve the best visual effect, but also works sensitively and provides a smooth user experience. BulletPoint3 : Military standard, Waterproof, Drop-proof and Shockproof. As a rugged smartwatch, the BT80 military watch is made of a special composite material and a sturdy metal case that meets the military standard. It has passed dozens of standard tests, such as temperature, high altitude and low pressure, dustproof, liquid pollution, etc. It is waterproof, drop-proof and shockproof, and the water resistance reaches 5ATM. BulletPoint4 : 100+ Sports Modes, 24 hours heart rate blood oxygen blood pressure monitoring. The fitness watch supports over 100 training modes such as treadmill, jogging, cycling, skiing, swimming and more. You can also view the complete training data in the APP “FitCloudPro”. The watch has a built-in optical tracking sensor that automatically monitors heart rate and blood oxygen levels 24 hours a day, monitors nighttime sleep status and records total sleep time. After daily synchronization of the watch data via the “FitCloudPro”, you can view further health data. BulletPoint5 : Outdoor smartwatch & make calls receive & AI voice assistant. The BT80 outdoor smartwatch has a precise compass, air pressure and altitude detection. It can display information about incoming calls, you can answer and make calls. Messages received from your cell phone (Facebook, Instagram, SMS, Twitter, WhatsApp, etc.) are transmitted to the smartwatch in real time, so you can check messages faster. You can also use the voice assistant function to make the BT80 available anywhere by waking up the AI voice assistant BulletPoint6 : OUKITEL OFFICIAL SERVICE.OUKITEL offers a 30-day unconditional return policy, a two-year warranty, long-term technical support and 24-hour online customer service. When you choose an OUKITEL smartwatch, you choose a secure shopping experience and professional customer service. Color : Black ConnectivityTechnology : Bluetooth ContainsBatteryOrCell : battery ExternallyAssignedProductIdentifier : 6941749807915 GpsNavigation : No GPS Hazmat1 : LITHIUM ION BATTERIES CONTAINED IN EQUIPMENT Hazmat10 : DE_SmallLithiumIonBatteryInEquipment Hazmat11 : EG_SmallLithiumIonBatteryInEquipment Hazmat12 : ES_SmallLithiumIonBatteryInEquipment Hazmat13 : FR_SmallLithiumIonBatteryInEquipment Hazmat14 : GB_SmallLithiumIonBatteryInEquipment Hazmat15 : IE_SmallLithiumIonBatteryInEquipment Hazmat16 : IN_SmallLithiumIonBatteryInEquipment Hazmat17 : IT_SmallLithiumIonBatteryInEquipment Hazmat18 : JP_SmallLithiumIonBatteryInEquipment Hazmat19 : MX_SmallLithiumIonBatteryInEquipment Hazmat2 : UN3481 Hazmat20 : NL_SmallLithiumIonBatteryInEquipment Hazmat21 : PL_SmallLithiumIonBatteryInEquipment Hazmat22 : SA_SmallLithiumIonBatteryInEquipment Hazmat23 : SE_SmallLithiumIonBatteryInEquipment Hazmat24 : SG_SmallLithiumIonBatteryInEquipment Hazmat25 : TR_SmallLithiumIonBatteryInEquipment Hazmat26 : US_SmallLithiumIonBatteryInEquipment Hazmat27 : ZA_SmallLithiumIonBatteryInEquipment Hazmat28 : 9 Hazmat3 : II Hazmat4 : AE_SmallLithiumIonBatteryInEquipment Hazmat5 : AU_SmallLithiumIonBatteryInEquipment Hazmat6 : BE_SmallLithiumIonBatteryInEquipment Hazmat7 : BR_SmallLithiumIonBatteryInEquipment Hazmat8 : CA_SmallLithiumIonBatteryInEquipment Hazmat9 : CN_SmallLithiumIonBatteryInEquipment IncludedComponents : Smart watch ItemForm : powder metallurgy ItemName : OUKITEL Smart Watch for Men BT80,2.13" AMOLED HD Display,100 Days Long Battery Life,Rugged Military Smart Watch with Bluetooth Calls/Heart Rate Monitor/Blood Oxygen for Android iOS ItemPackageDimensions_Height : 21.8948 centimeters ItemPackageDimensions_Length : 3.81 centimeters ItemPackageDimensions_Width : 16.9926 centimeters ItemShape : Rectangular ItemTypeKeyword : smart-watches Manufacturer : OUKITEL ModelNumber : BT80 NumberOfBoxes : 1 NumberOfItems : 1 NumberOfLithiumIonCells : 1 OperatingSystem : samrt watch ProductDescription : OUKITEL BT80 Smart Watch for Men,2.13" AMOLED HD Display,100 Days Long Battery Life,Rugged Military Smart Watch with Bluetooth Calls/Heart Rate Monitor/Blood Oxygen for Android iOS ProductSiteLaunchDate : 2025-06-09T02:04:53.986Z Size : L Style : Gray SupplierDeclaredDgHzRegulation : not_applicable TargetRegion : Global UnspscCode : 43211500 WarrantyDescription : 2 Years WaterResistanceLevel : waterproof