タイトルまたは説明

Our smart fitness bracelet H4 is a professional personal fitness tracker.
It is a good assistant in your life and work. Smart Fitness Bracelet H4 tell you do the right things and the right time.  
Some useful features of the H4 are:- ·Heart rate monitor ·Blood oxygen monitor · Steps taken, Distance traveled ·Calories burned ·Call & SMS reminder ·IP*8 Waterproof-Professional waterproof ·Detachable wristband and more colors host & watchband ·Quick charge and long standby time ·Compatible Android and IOS system