Kinetik Wellbeing Finger Pulse Oximeter - in Association with St John Ambulance Key Features 30+ Hours continuous use In association with St John Ambulance and used by NHS Scotland Accurately measures Sp02 and pulse rate Includes lanyard for use on the go The Kinetik Wellbeing Pulse Blood Oxygen Monitor (Finger Pulse Oximeter) is completely pain-free and simple to use. Taking a reading is easy and non-invasive, designed to measure the oxygen saturation of arterial haemoglobin (the concentration of oxygen in the blood) and the pulse rate. As a certified class IIa medical device the Kinetik Wellbeing Pulse Oximeter is ultra-low power and safe to use in and out of the home. A lanyard is included for complete portability. 3 Step Setup Step 1 - Unpack Pulse Oximeter and insert batteries. Step 2 - Turn-on Pulse Oximeter and place finger on sensor. Step 3 - Blood oxygen saturation and pulse rate will be displayed Clinically Validated - Class IIa Medical Device The Kinetik Wellbeing Pulse Oximeter?s results have scientific value. This device is compliant with European medical device regulations and is a Class IIa Medical Device. So rest assured you?re buying a quality product.