Smart Wristbands Watch Fitness Tracker Blood Pressure Heart Rate Monitor IP67 Waterproof Fitness Tracker Pedometer Sport Bracelet (Black) …

Master chip nRF52832 Sensor BST-BMA253 Photoelectric Chip HRS3300DS Vibration Low power motor Waterproof level IP67 Compatible system Android 4.4 and above, iOS 8.2 and above Screen size 0.96 inch 80*160 IPS Screen type TFT IPS Bluetooth 4.0BLE (low power) Battery Type Lithium Polymer Battery Battery capacity 85mAh Charging method Clip charging Charging time is about 2H Life time 5 days, standby 10 days Data storage 3 months Control method Touch control, mobile phone APP control Product language 12 languages such as Chinese/English Appearance Material Front shell: PC/back shell: ABS+PC/strap: TPE Colour: Black Size (length 23.5*2.0 width*thickness 12.2)cm Material: ABS Package Contents: 1* bracelet 1* charging line 1* instructions HOW TO USE: 1.Scan the QR code to download the wearhealth app. 2.Press the home button of the smart wristband to start the fitness tracker. 3.Open the wearhealth app. 4.Click mine Then click on Connect Device and click Willing to turn on Bluetooth. 5.Connected smart wristband with phone by wearhealth app. You can record all your exercise and heart rate data and automatically sync time through the app.