The Qaboss™ Fingertip Pulse Oximeter answers the physician, medical, home health care, sports and aviation markets’ demand for a lightweight, inexpensive monitor for measuring SPO2 oxygen saturation and heart rate during physically active and high-altitude activities. The Qaboss™ fingertip pulse oximeter offers the user a greater ability to monitor these vital signs under motion and is less expensive than most available devices. Aviation Pilots love Qaboss™ Oximeter because it allows them to quickly assess their SPO2 while flying at high altitudes. Hypoxia can be a pilot's worst enemy, and the Qaboss™ Oximeter is a low-cost product which gives pilots peace of mind.