Pulse Oximeters: Get a fingertip pulse oximeter. Features: This tool monitors your blood oxygen level and your pulse rate. The non-invasive tool attaches to your fingertip and sends two wavelengths of light through your finger to measure your pulse rate and more. Suitable For: This fingertip pulse oximeter accommodates for a wide range of finger sizes and is suitable for people aged 12 and above. Colours: Choose between five different colours. Sport Accessories: This tool is suitable for sport enthusiasts who enjoy mountain climbing, skiing, bike riding, and more. Batteries: 2 x AAA 1.5 V alkaline batteries (batteries not included). Fingertip Pulse Oximeter | Living Social