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Best Choice A&D Medical 
A&D Medical UA-611 Upper Arm Blood Pressure Monitor Simple One-Touch Operation: Easily measure your blood pressure and pulse with a single button, displaying systolic, diasBest Value Origin Medical 
Origin Medical Fingertip Pulse Oximeter, Blood Oxygen Saturation and Heart Pulse Rate Monitor, Large OLED Display 24-Mon ❤ Measure your blood oxygen (SpO2) and heart rate levels in a few seconds, never second guess your vital health measurem10% Off Zacurate 
Zacurate 500BL Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor with Batteries Included (Navy Blue) ACCURATE AND RELIABLE - Accurately determine your SpO2 (blood oxygen saturation levels), pulse rate and pulse strength iiHealth 
iHealth FingertipPulse Oximeter with LCD Display - Advanced SpO2 & Heart Rate Monitor with Auto-Rotating Screen & Adjust Accurate Monitoring - This pulse oximeter fingertip device measures SpO2 oxygen saturation levels and pulse rate with cl19% Off Lifesmart 
LifeSmart LS-946 C 2TwoPlus Multi-Functional Monitoring System Accurately measures your blood glucose, hematocrit and ketone levelsLiyquint 
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Pulse Oximeter, Blood Oxygen Monitor (SpO2) with Pulse Rate Measurements and Pulse Bar Graph, Portable Digital Reading L ACCURATE, RELIABLE, & QUICK READINGS - Clinically tested and proven consistent results. 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