1 Mar 24, 2018 Jay Whitcomb I purchased a Finger Pulse Oximeter through Amazon. It is faulty. Readings are impossible (like 105 oxygen level, or 19 oxygen level.) Please let me know how I can either obtain another one that might work, or get my money back. JW
I purchased a Finger Pulse Oximeter through Amazon. It is faulty. Readings are impossible (like 105 oxygen level, or 19 oxygen level.) Please let me know how I can either obtain another one that might work, or get my money back. JW