Optical Heart Rate monitoring and built-in GPS allow you to accurately track in real-time your steps taken, distance traveled, calories burned, and quality of sleep.
Our services 1.Professional OEM & ODM 2.Free artwork and design for your ordered item. 3.Competitive factory price and professional service. 4.Free samples for mass production approval after the mold charge is paid. 5.Your inquiry related to our product & price will be replied within 24hours. 6.Well-trained & experienced staff are to answer all your inquiries in English.