Fingertip Pulse Oximeter OLED Display Blood Oxygen Monitor SpO2 Heart Rate Rechargeable Portable Oximeter

Notes:1: Measurement of the item lying on the table may cause 1-3cm difference, please note the sizes for it doesn;t fit all people. Please view the details of the size information before your purchase.2: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness when photo taking.3: Each product is unique and made by hands, thats why small deviation from the photos in the listing is possible.