The Imdk Fingertip Pulse Oximeter measures and displays functional arterial hemoglobin oxygen saturation and pulse rate. It fits in every finger and operates with one button. An alarm beeps to indicate low or high oxygen level and fast or slow heart rate.

The Heartcare Fingertip Pulse Oximeter verifies and monitors blood oxygenation, perfusion, and heart rate values.

The Yimi Life Fingertip Pulse Oximeter measures blood oxygen saturation levels and pulse rates.