DescriptionWith this oximeter you could easily monitor your oxyhemoglobin saturation and heart rate. It could warn you when your blood oxygen and heart rate go too abnormal. Made using premium material, manufactured with craftsmanship, this item would be durable for using of a long time. It is easy to use without much burden of learning. You can get your hands on it very easily.Features-Color: Blue. -Material: Plastic. -Size: 6x3.5x3.5cm/ 2.36x1.37x1.37inches. -Low power consumption. -Accurately determine your SpO2 (blood oxygen saturation levels), pulse rate and pulse strength and display it conveniently on a large digital LED display -Small in size, light in weight,and convenient to carry -For sports enthusiasts like mountain climbers, skiers, bikers or anyone interested in measuring their SpO2 and pulse rate. -This product is suitable for the hospital,oxygen bar,sport health (using them before or after sport,do not advising using them during the movement),and community health care,etc.