AFAC Oxygen Saturation Monitor, Pulse Oximeter Finger Adult Child, Test for SpO2 Blood Concentration, PR Heart Rate with 2 AAA and Lanyard - Buy Online - 169522467
AFAC Pulse Oximeter, Oxygen Saturation Monitor, Heart Rate Monitor Fingertip, Colorful OLED Screen with 4 Directions Display, Test for SpO2, Pulse Rate and Perfusion Index, Battery Included : Amazon.co.uk: Health & Personal