The product can monitor your health situation every 15 minutes from the aspects of heart rate, blood pressure, blood oxygen, and body temperature, which let you know your body better. The product can provide service of accurate step counting, sleep algorithm, and female health assistant. Made of the premium plastic cement material, the product is durable, lightweight and portable. There are 16 sports modes for you to choose from, covering the common daily sports. The length of the product is 6.2cm, the width is 2cm, and the height is 1cm. The adjustable length of the wristband is 12-20cm. It is compatible for Android5.0 or above and for IOS9.0 or above. The 105 mAh large battery has large capacity to ensure battery life. Item Name: Smart Watch Material:Plastic Cement Charging Time: 2h Bluetooth: BT5.0 Battery Capacity: 105mAh(Included) Waterproof Grade: IP68 Languages: English, Chinese, Japanese, German, Italian, French, Spanish Support Operating System: for Android5.0 or above/for IOS9.0 or above Charging Method: Direct Plugging Using Time: 8-13 Days Display: TFT Standby Time: 45 Days APP Name And System: Runmifit Touch Screen: Single Touch Type Battery Type: Polymer Battery(Included) Memory: FLASH 32Mbit Heart Rate: Photoelectric Heart Rate Size Details: Smart Watch: 6.2cmx2cmx1cm/2.44"x0.79"x0.39"(Approx.) Adjustable Length of the Band: 12cm-20cm/4.72"-7.87"(Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension differences due to different manual measurements. Detailed Functions: Health Monitoring: sleep monitoring from 21: 00 to 11:00 the following day, 24-hour heart rate monitoring, temperature, blood pressure, blood oxygen detection. Exercise Monitoring: step counting, calorie consumption, distance, sixteen exercise modes, GPS track record. Other Functions: custom dial, SMS call reminder, drinking water reminder, bluetooth-compatible synchronization, alarm clock reminder, remote camera, etc. Software News Push: for Facebook, Line, for WeChat, for QQ, etc. The Bracelet Display Languages: English, Chinese, Japanese, German, Italian, French, Spanish, and the APP supports languages in dozens of countries and regions around the world. Package Includes: 1 X User Manual 1 X Smart Watch