Features:1. Real-time recording of sports data: Record the number of exercise steps, exercise distance and calorie consumption at any time, so that you can understand yourself more and motivate yourself to stick to the exercise.2. 24-hour heart rate and blood pressure monitoring: This product supports 24-hour heart rate and blood pressure monitoring, so that you can control your physical condition at any time, it is safer, and when the heart rate is too high, the watch will vibrate and remind, very intelligent.3. Incoming call and information reminder: This bracelet has a large screen, and supports call reminder function, QQ/WeChat/SMS information content reminder function, so that you can not miss important information.4. Sedentary reminder: When you sit still for a long time, the bracelet calls you to get up and move, go outdoors to breathe fresh air, work and rest, and health.5. Intelligent sleep quality detection: This product can record your sleep data in real time, so that you can easily master your sleep situation, which is helpful for correcting wrong sleep in time.Descriptions:1. This product is your sports health butler and can help you record every moment of your body's changes.2. This product has a smart phone assistant function, which can remotely take photos, find bracelets, etc., which is very practical and convenient.Specifications:Color: Black, Blue, RedCompatible system: Android 4.4 (included), IOS8.0 (included) or aboveBattery type: lithium polymerCapacity: 90mAhPixel: 240RGB*240Touch type: full screen multi-touchCharging time: about 3HLife time: 10 days of use, 14 days of standbyWaterproof rating: IP68Interface: USB 2.0Wireless distance: 5m (inclusive) -10m (inclusive)Communication function: not supportedMaterial: plastic + aluminum alloyWrist strap material: siliconeApplicable to: GeneralModel: M4Package Included:1 x M4 Color Screen Smart Band1 x USB charging cableNotes:1.Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same  in the pictures.2.Please allow slight dimension difference due to different manual measurement.