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Blue light filters and blockers backed by science.
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Contec Medical Pulse Oximeter CMS-50DL
The CMS-50DL offers a simple, easy way to test your own SPO2 and pulse rate, so you can take control of your respiratory health. The Contec finger pulse oximeter has been proven in independent clinical testing1 to be accurate in comparison with more expensive products. It has consistently high user reviews. A must-have tool for breathing instructors, athletes, healthcare professionals, pilots and people self-isolating with Covid-19, the Contec CMS-50DL is FDA Approved and Medical CE Certified.