For sports enthusiasts, aviators or anyone who is interested in measuring their SpO₂(blood oxygen saturation level) and pulse rate.
Home heart rate monitor oxygen activity tester
We, as one of the leading glasses manufacturers and suppliers in China, has been specialized in the home heart rate monitor oxygen activity tester since 2009. Our factory has a wide selection of glasses in stock at your choice. Please be free to buy or wholesale our quality products. The customized orders are also welcome.