T-Rex 3 Military Grade 1100mAh Battery Smart Watch3ATM Waterproof GPS Compass Altimeter Call AMOLED Men Swim Sports Smartwatch

Bluetooth-compatible Version : 5.3 Metrics measured : Heart Rate Monitor,Women's Health Monitoring,Other,Blood Oxygen Monitor,Sleep Monitor,Stress Monitor Activity Tracked : Other,Steps Tracker,Distance Tracker,Calorie Tracker,Activity Tracker Touch Screen : Yes Category : Smart Watches App name : FitCloudPro Screen Material : AMOLED CPU Model : AB5691 APP Download Available : Yes Battery Detachable : No CPU Manufacturer : MediaTek Style : SPORT Application Age Group : Adult Screen Shape : SQUARE Band Material : Silica Gel Waterproof Grade : Professional Waterproof SIM Card Available : No Mechanism : Yes Multiple Dials : Yes GPS : Yes Network Mode : None Rear Camera : None ROM : 256 MB System : Android Wear,Proprietary OS,Android OS,iOS,None,Wear OS,Color OS,HarmonyOS,FreeRTOS,Wacth OS,Zepp OS,DuWear,Tizen OS Type : On Wrist Compatibility : All Compatible Battery Life : 15 Display Size : 2.01 RAM : 256 MB Battery Capacity(mAh) : >450mAh Resolution : 240*296 Origin : Mainland China Band Detachable : Yes Certification : CE,RoHS,CEC