The Caring Mill™ Pulse Oximeter provides portable, lightweight measurement, a comfortable, slip-resistant fit, and easy-to-read HD display to measure oxygen level and pulse rate. Caring Mill™ is a line of premium health care products that supports a healthy lifestyle for individuals and their families. With every purchase of Caring Mill™ products, a donation is made to Children's Health Fund- a non profit organization that provides health treatments to thousands of underserved children in the United States. Make your wellness rewards work harder for you with Diagnostic products.