Portable Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor Heart Rate Meter with Lanyard

Feature: 1. Using high‑definition LED digital tube display, the measurement results are clear and intuitive. 2. Using photoelectric sensing principle to collect blood oxygen signal, the infrared measurement is fast and accurate. 3. Numerical and graphic diversified display, blood oxygen saturation and pulse rate are measured at the same time, providing comprehensive health information. 4. Compact size, lightweight and portable, it is easy to carry and store, very convenient for using. 5. High reliability, ideal for the oxygen and pulse readings, which have a very small error margin. Specification: Item Type: Pulse Oximeter Material: ABS Power Supply: 2 x AAA batteries (not included) Instructions for use: 1. Load two 1.5V batteries according to the positive and negative signs in the battery slot and close the battery cover; 2.Pinch open the clip of the finger clip pulse oximeter, insert your finger into the rubber channel (the finger should be fully inserted), then release the clip, and click the switch button on the front panel; 3. Do not shake your fingers during use, and it is best not to move the human body in order to read accurate data; 4. After booting, the interface direction switch defaults to the button mode, short press (less than 2 seconds) the button, you can switch in a fixed order in 4 directions. 5. Automatically shut down after 8 seconds without finger induction. Precautions: 1. Please do not pour liquid on the oximeter during cleaning to ensure that no liquid can enter inside. Be careful when wiping to prevent water from entering; 2. Please use the oximeter in the environment required by the performance index; 3. Avoid exposure, direct sunlight, contact with organic solvents, and corrosive gases; 4. If you do not use it for a long time, please remove the battery from the oximeter.. Package List: 1 x Pulse Oximeter1 x Lanyard1 x Manual