Overview:This smartwatch features heart-rate monitoring, blood pressure, blood oxygen, sleep monitoring, message push, full touch screen, 8 sports modes, music control, photograph remote, alarm reminder, BT call, sedentary reminder, weather information, etc. Through this bracelet, you can record real-time data in daily life, and synchronize these data with mobile phones to guide living.Specifications:Model Number: MT1BT: 4.0CPU: TL8251APP: Diri FitMaterial: ABS, TPU, SiliconeBattery Capacity: 240mAh polymer lithium batteryWorking Time: Dual BT Use Time 3-5 days, continuous call or local music playback 5 hoursCharging Method: Magnetic contact chargingScreen: 1.28-inch full touch screenCompatible System: Android 4.4 and above, iOS 9.0 and aboveWaterproof Rate: IP67 Color: Black,Brown(Optional) Watch Size: Approx. 4.5*4.5*1.3cm/1.77*1.77*0.51inWatch Strap Length: Approx. 26.5cm/10.43inMain Item Weight: 64g/2.26ozPackage Size: 19*7.2*3.7cm/7.48*2.83*1.46inPackage Weight: 188g/6.63oz Package List:1* Smart Band1* USB Charging Cable1* User Manual