Offers the features of a conventional oximeter in a compact, user-friendly, portable configuration Runs on a Lithium battery The finger unit accurately measures blood oxygen saturation levels and heart pulse rate and displays the results on an easy-to-read liquid crystal display Simple to use, this unique device delivers near-immediate results; just place the unit on your finger and press the on button; within seconds the unit displays accurate readings of your SPO2 and heart pulse rate Ideal for all medical and home-care related applications where fast measurement of vital signs is required This device is based on uniquely patented algorithms that use pulse reflectance technology for the accurate measurement of blood oxygen levels and heart pulse rate It also addresses problems typically associated with motion artifacts, ensuring accurate and reliable reading Designed to utilize very low power for extended usage, eliminating the need for frequent battery replacement Size: 3 x 2 inches Brand No Brand SKU 100232158_NP-1020491188