The HoMedics Oxywatch Fingertip Pulse Oximeter gently clips over your fingertip to measure the oxygenated haemoglobin in your blood, as well as measuring your pulse rate. Featuring an easy to read dual colour OLED display and easy to use one-button operation. The HoMedics Oxywatch Fingertip Pulse Oximeter is a great choice for on-the-spot SpO2 and Pulse Rate testing. This device can be used to measure Oxygen Saturation (SpO2), Pulse Rate (PR), Perfusion Index (PI) and Pulse bar and waveform. This fingertip pulse oximeter is a non-invasive device intended for spot-checking of oxygen saturation or arterial haemoglobin (Sp02) and Pulse Rate of adult, adolescent and child patients.