Facelake Fl400 Pulse Oximeter with Neck/wrist Cord, Carrying Case and Batteries ...

ACCURATE AND RELIABLE - Accurately determine your SpO2 (blood oxygen saturation levels) and pulse rate in 10 seconds and display it conveniently on a large digital LED display.
Low power consumption - Can working continuously for 40 hours.
Automatically power off. Battery low indicator.
Accommodates wides range of finger sizes from pediatric to adult.
For sports and/or aviation use only, It can be used by a variety of sports enthusiasts,including others interested in measuring oxygen saturation and pulse rate.
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