Simple, lightweight and easy to use the pulse oximeter. The ChoiceMMEd pulse oximeter determines arterial oxygen saturation. Completely pain free, the medical device is simple to use to measure the oxygen saturation in your blood. Small, light and easy to use on the move or at home, it has a easy-to-read display with adjustable brightness controls. The ChoiceMMEd pulse oximeter is a useful way to monitor your health if you experience or live with heart failure, chronic obstructive pulmonary diseases or asthma. Simply place it on your finger and the display offers four different views for easy-to-read results. Features of ChoiceMMed oxywatch fingertip pulse oximeter: Non-invasive way to measure your oxygen saturation. Six different modes. Ten brightness settings. Low power consumption. Small and light for use at home or when you're on the go. Simple and completely pain-free measurement.