DescriptionThis fingertip pulse oximeter is a portable device to measure SpO2 (blood's oxygen saturation levels) for household and personal use. The measuring operation is easy and quick, you just need to place your finger inside the photoelectrical sensor and accurate measurements will be display on the screen. Suitable for all ages, choose one to have a good command of the health of your families and yourself to prevent the happening of some cardiovascular and cerebrovascular diseases!Features- Color: Black.- Material: Plastic.- Size: About 6x4x3cm/2.3x1.5x1.1inch- Accurately determine your SpO2 (blood oxygen saturation levels), pulse rate and pulse strength and display it conveniently on a large digital LED display- Just insert your finger in the finger sleeve, photoelectric sensor, the display will show the pulse directly.- When the pulse rate or pulse oximetry exceeds the maximum limit or the minimum limit, the display screen flashes and the digits will be displayed.- Small size, light weight, easy to carry.- With automatic shutdown and low battery indication, convenient to use.