Pulse oximeter has been immaculately engineered to effectively determine and read your pulse rate and oxygen percentage in your blood in the comforts of your own home. This is a fingertip oximeter that needs to be clipped onto your fingers and preferably your index finger for the light sensors in the oximeter to quickly and precisely sense and measure the saturated oxygen in your blood. Build Built to enhance comfort and ease of use pulse oximeter is user-friendly and simple in its operation, capable of delivering fast and easy spot-checksThis pulse oximeter is small and compact, thereby allowing enhanced portability. Armed with a clear and easy-to-view LED screen pulse oximeter capably displays your pulse rates and blood saturated oxygen levels in BPM and SpO2 units respectively shown along a pleth waveform. The LED display in the pulse oximeter functions with enhanced efficacy as it is equipped with dual display colors and four-levels adjustable brightness features, making it convenient for you.You simply have to place your fingers between the clip-ons in the device and press the button for your measurement process to function. This pulse oximeter utilizes light-emitting diodes to detect the oxygen content in your blood. When you start the device, it emits light which immediately passes through the sensors in your skin, measuring the hemoglobin in your blood, For enhanced convenience, this Pulse oximeter also displays your battery status and indicates when your battery is low. This pulse oximeter requires 2 AAA batteries to function soundly.