BigPlayer M4 Band Intelligence Bluetooth Health Wrist Smart Band Watch Monitor/Smart Bracelet/Health Bracelet/Smart Watch for…

Functions:- 1.Heart Rate Monitor 2.Sedentary reminder 3.Calories 4.Time 5.Alarm 6.Anti-lost 7.Distance calculation 8.Step Monitor 9.Call Alert 10.Wrist sense Pre-requisites for use:- Your mobile phone Bluetooth version must be Bluetooth 4.0 or higher, IOS version must be iOS 7.1 or above, Android version must be Android 4.3 or above. Working:- To connect the smart band to mobile phone, you need to connect the current mobile successfully via Bluetooth. Click unbind icon and band has been successfully connected with the device. Specifications HR sensor:- weight : 7g Battery type : rechargeable Li battery , Battery capacity :40mAh. Note:- To charge this fitness band you simply need to connect it with the charger charging will get start automatically . Data sync: Bluetooth 4.0 Working temperature: -10c to 50c Waterproof: Not for swimming or diving Standby time: 15 days & above this product uses professional Bluetooth RF signal and custom algorithm, the accuracy can reach 100 %

Function: Blood pressure, heart rate , Blood Oxygen Monitors, Pedometer, Calories, Distance, Stopwatch, Sleep quality measurement, Call reminder, Alarm clock, Message calls notifications, Sedentary reminder, Remote camera control, Anti-lost, find the phone/bracelet, Water drinking reminder, Sedentary reminder, Social sharing (WeChat, Facebook, Twitter, Skype)
Calls/text reminder: It will vibrate to alert you if your phone receives a phone call, text, SNS; You will never miss a call and a message; Sedentary reminder, when you focus on your work too long, it gives you a notice to relax.
TFT HD LCD touch screen, there have four different operation interface for you to change, Resolution ratio: 128×64 pixel; 380MAH polymer lithium battery, standby time up to 5 hours after 1.5 hours fully charged.
All-day activity tracking: Track steps, distance, calories burned, active minutes, you can check daily activity and time on OLED display or APP.
Good quality product from Starford Brand. 100% Quality check and veriified product.