Lithium ion polymer battery: 80mAH,Standby time: 3-5 days,and it is recommended that you charge it up fully before you use it for the first time.Customers to upgrade the firmware, bracelets can not connect the phone. Methods: Bluetooth mobile phone to restart (turn off Bluetooth, re-open), and then use the APP connection bracelet, then you can successfully connect.
SYSTEM SUPPORT: Competible with Android 4.3 or above£¬IOS 8.0 or above, it support for IPhone5/5s, for Iphone6/6s, for Iphone 6 plus, for iphone 6s plus, for iphone7, for Samsung Galaxy note5, For Samsung smart phones, for HTC, for Sony, Xiaomi, Huawei smartphones.
Main Functions: Heart Rate Monitor, Blood Pressure, Vibration reminder, Incoming calls reminder with number display, Task Alert, Lift the wrist to bright screen, Steps counter, Time, Pedometer, Calorie burning monitor, Walking Distance Tracker, Sport time, Sleeping monitor etc.
Healthy Fitness Tracker: Blood pressure measurement(Double Green Ligjt Sensor): Monitor your physical condition in real time. Helping you know the health index of blood pressure and heart rate.
Warning: The bracelet must be connected to the phone before it can display the same time as the phone. The time can not be adjusted until the device is connected.Please Exhaustive Read the User Manual Before Using the Product.