Accurately and quickly measure spo2(arterial oxygen saturation hemoglobin level), pulse rate, bar chart and pulse intensity results conveniently displayed on a digital LED display. Light weight, about 50g, you just put your finger into the fingertip pulse oximeter test chamber and the results will be displayed. Oximeter fingertip clamp made of silicone material, soft and convenient, suitable for various finger sizes, battery life of 20-30 hours, 5 seconds after automatic power off. Oximeters are only used for sports and aviation purposes and are not medical devices. Please note: There is a thin protective film on the screen that can be removed before use. Date First Available November 8, 2023