Zewa Deluxe Fingertip Pulse Oximeter, Blue/White (21601)

Deluxe pulse oximeter accurately measures oxygen saturation of arterial hemoglobin and pulse rate. accomodates a wide range of finger sizes from pediatric to adult. offers digital, dual color oled display with adjustable screen brightness and six display modes. also comes equipped with two aaa batteries, low battery indicator and automatic shut-off features. WARNING: Some studies have indicated that certain physical traits, including, but not limited to darker skin pigmentation, finger thickness, and peripheral perfusion may create variations in readings that make the oxygen level appear higher than it actually is. Users should establish a baseline value when healthy and at rest. It is recommended that users consult a licensed healthcare provider on how to interpret user readings based on physical traits or characteristics.