Smart Watch1.81" Fitness Tracker with Heart Rate Sleep MonitorVoice

Band length[mm] : ADJUSTABLE Band width[mm] : 20mm Battery Capacity[mAh] : 500mAh Bluetooth-compatible Version : 4.0 Global positioning : GPS Metrics measured : Heart Rate Monitor,Blood Oxygen Monitor,Sleep Monitor,Blood Pressure Monitor Activity Tracked : Distance Tracker,Other,Steps Tracker,Activity Tracker,Calorie Tracker Screen size[mm] : 1.81 in Category : Wristbands Band Detachable : Yes Case Material : Alloy Screen Style : Rectangle/Square-shape Style : SPORT Application Age Group : Adult Screen Type : Color LCD Band Material : Metal Waterproof Grade : Professional Waterproof Touch Screen : Yes Compatibility : All Compatible Language : Chinese,English,Russian,Spanish,Polish,Portuguese,Turkish,ITALIAN,French,German,Norwegian,Ukrainian,farsi Function : Passometer,fitness tracker,sleep tracker,Message Reminder,Call Reminder,Answer Call,Dial Call,Remote Control,Push Message,Blood Pressure,Alarm Clock,Social Media Notifications,Blood Oxygen,Calendar,Countdown,week,Heart Rate Tracker,Activity Tracker Brand Name : YANFU Origin : Mainland China Certification : CE Features 1 : Smart Watch Features 2 : Fitness Tracker Features 3 : Sport Watch Features 4 : Sport Fitness Features 5 : Waterproof Smart Watch Features 6 : Waterproof Fitness Tracker Product parameters: 1. Charging interface: USB 2. Battery capacity: 200mAh 3. Screen size: 1.81 inch curved large screen 4. Material: Zinc alloy shell+3D tempered glass mirror surface 5. Bluetooth version: BLE 4.0 6. System requirements: Android5.0+ / ios10.0+ 7. Waterproof grade: IP67 deep waterproof 8. Resolution: 280 * 240 PX 9. Bracelet memory:8Mbit+16Mbit 10. Magnetic suction charging 11. Sensor: G-sensor 3-axis Supported languages: English, French, Arabic, German, Indonesian, Italian, Malaysian, Persian, Spanish, Russian, Vietnamese, Czech, Trkiye, Polish, Portuguese, Greek,