MONITORS YOUR BLOOD OXYGENATION AND HEART RATE EASILY

you can measure your breathing and lung health as well as your heartbeat basis for doctors in clinical diagnosis 

Powerful chip , exellent algorithm , capture accurate body data for you low error rate

Powered by two AAA batteries

Powered by two AAA batteries, optimized circuit design, plus OLED The ultra-low power consumption of the display makes the battery life very long.