This is a multi-functional intelligent bracelet. It has a 1.3-inch TFT colorful screen, Support heart rate, blood-pressure, bloods oxygen monitors, sleep monitoring and multiple languages. It will give you nice experienceFeatures:The 1.3-inch high-definition full-round large screen brings a clear visual experience on the wrist.IP65 waterproof, high water resistance level, satisfy the needs of daily life such as washing hands, being caught in the rain and swimming.Clear voice calls and receive messages and notifications more conveniently.Heart rate blood-pressure bloods oxygen monitors, sleep measurement technology, 24 hours monitoring. Record data in real-time and focuse on your health during the process of motion.Easy to use and perfect for running and outdoor sports.More functions, support exercise step, distance, calory road, shake to photograph and so on.Specifications:Screen: 1.3inch TFT colorfulColor: Blue, Black, Red, Purple, Green(Optional)Strap Material: TPUMain chip: HS6620DMemory: 8M bitBT: 4.0Water-Resistant Level: IP65Charge: USB chargeSupport Tystem: Compatible with Android 5.0 and above IOS 9.0 and aboveBracelets Batterys: 1*3.7V 150mAh polymer lithium batterysResolution: 240240Sensor: Heart rate sensor, 3D acceleration sensorTouch: single-touchClasp Type: BucklePackage Size: 70*70*40mm/2.76*2.76*1.57inPackage Weight: 60g/2.12ozPacking List:1*Watch1*User Manual