【Health Assistant reliable】 The fingertip oximeter is equipped with an adaptive optics measurement function and the detection is accurate. Perfect for home, hospital, healthcare athletic, fitness enthusiasts, outdoor sports enthusiasts. 【Precise measurement at 【One Button】Put your finger on the professional oximeter, then just press the power button to quickly get an accurate measurement of your SpO2 (blood oxygen saturation) and pulse rate.< /p> 【Digital LED Display】High-definition display allows you to view the results more clearly even at night. The pulse oximeter will display SpO2, PR (pulse rate) and a bar graph. bars on the screen. [Power] Powered; by 2 AAA batteries (this product does not include batteries) 【Low Power Consumption】 The pulse oximeter will automatically go into power-off mode within 8 seconds after your finger is touched. left the probe. Includes carrying case and power cord.