The Braun Pulse oximeter (BPX800CA) is a non-sterile, reusable device intended for spot-checking or intermittent determination of oxygen saturation in arterial blood, as well as the associated pulse rate by using the tip of the finger as the measurement site. The device is only intended for adults in a home-use environment (such as a home setting or places of business).The Pulse oximeter displays the %SpO2, pulse rate, as well as the pulse amplitude using a vertical bar graph.