La description

~PD**9NBEX Bluetooth Heart Rate monitor bracelet,Smart Sports Bracelet,Health Sleep active tracker,activity-tracking wristband,Anti-lost Smart Watch,fitness tracker,multifunctional bracelet,running watch,sleep wristband,smart wearable devices,Water Resistant Tracker,waterproof smartband,wearable health tech

*Heart Rate Monitor
LED lights and an electro-optical cellsense the volume of blood under the skin.From there,
 sophisticated algorithms are applied to the pulse signal so that the hearts true rhythm can
 be detected,even while running at performance speeds.

*IPX*7 Waterproof

PD**9 Bluetooth Heart Rate Monitor bracelet can be used under water 3 meters.
*Smart-iMovementApp for Android/IOS
 supports Android phone 4.3 or higher/IOS 6.1 higher

~Heart rate monitor bracelet supports Sleeping Monitoring

~Anti-lost function

~Friends share

Features:

 â—Pedometer mode / HRM(Heart Rate Monitor) mode / RTC(Smart clock display)
 â—Offering mileage / Step frequency / Calories / HR etc
 â—Sleeping monitoring
 â—Support HRM testing(Intergrated optical sensor)
 â—Sync with the App via BLE
1.View your fitness,sleep and Heart Rate records
2.Share and compare your data with friends(Facebook,twitter,QQ etc)
3.Support data cloud store
4.Incoming call and SMS alerts
5.Fitness plan
6.Anti-lost function
7.Find my phone and locate my band

 â—App support:Android phone 4.3 or higher / IOS7.0 or higher
 â—*4×*2 dots OLED display
 â—Li-polymer battery:*0mAH
 â—Battery life:about *0 days(in pedometer mode);about ***0 hours(in HRM mode)
 â—IPX*7 waterproof

specifications:

 â—Wrist length:******4mm, Width:*1.*8mm, Height:*1.9mm
 â—Weight:*1g

Contents:
 â—PD**9NBEX Bluetooth heart rate monitor bracelet
 â—Quick Start User Guide
 â—Charger