HealthSmart Pulse Oximeter in the Health Diagnostic Tools department at Lowes.com
Zacurate Pro Series 500DL Fingertip Pulse Oximeter (Royal Black)
Amazon.com: Finger Pulse Oximeter, (SpO2) Blood Oxygen Saturation Monitor with Pulse Rate Measurements and Pulse Bar Graph, Digital Reading LED Display : Health & Household
Amazon.com: Contec Finger Tip Pulse Oximeter - Blood Oxygen Saturation (SpO2) and Pulse Rate Monitor - Portable LED Display : Health & Household
Amazon.com: Fingertip Pulse Oximeter, Blood Oxygen Saturation Monitor (SpO2) with Pulse Rate Measurements and Pulse Bar Graph, Portable Digital Reading LED Display, Batteries and Carry Case Included : Health & Household