Fast, Accurate and Reliabl Finger is a small tool to measure blood oxygen saturation and pulse rate. It can quickly measure your SPO2 value and PR value. And the margin of error is very small. Widely used and suitable for all finger sizes fingertip is widely used, your hands, measure parameters anytime, anywhere. Oximetro is suitable for adults, elderly, teenagers and children. It is widely used for sports, running, hiking, travel aviation and people who need to check blood oxygen and heart rate. Out of and ready to use oximeter finger with pulse is a great gift option right out of . No buttons, out of put your finger in for 3-5 seconds to directly display the readings. Pull your finger out and the device automatically shuts off, energy saving and environmental protection. Large LED display and rechargeable battery The oxygen meter finger is equipped with a large LED display with high brightness backlit LED display for clearer and easier reading. The pulse ox provides 3 kinds of parameter results, including SPO2, pulse, and pulse bar graph. Color:Pink Material:ABS Package Contents: 1 * Finger Clip Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.