Features:<br> Easy to Use: Household Finger Clip Oximeter with Large buttons, clear display, and simple operation for non stress testing.<br> Small Blood Sample: Requires a tiny blood drops, minimizing discomfort and pain.<br> Large Display: Clear and easy-to-read display for effortless viewing of results.<br> Portable: Blood Oximeter Monitors Can Be Taken with You for Easy Health Monitoring.<br> Convenient: Real Time Monitoring with the Blood Oximeter Monitors, You Can Instantly Track Your Blood Sugars Level Anytime and Anywhere.<br> Notice:<br> 1.Actual color may be slightly different from the image due to different light effect<br> 2.Please allow 1-3cm deviation due to manual measurement<br> Material: ABS+PC<br> Battery type: 2*1.5V (2 AAA alkaline batteries, the product does not include batteries)<br> Automatic shutdown: Automatically shut down in 8 seconds when no finger is inserted<br> Blood oxygen saturation measurement range: 70%~99%<br> Blood oxygen saturation measurement accuracy: ±2% within the ranges of 70%~99%, undefined for Monitoring parameters SpO2:<br> Patient type: Applicable to all people over 4 years old<br> Measurement range: 70 - 99%<br> Resolution: 1%<br> Accuracy: 70% - -99% ± 2%<br> Blood Oxygen Meter Saturation: An important indicator reflecting the oxygen status in the body. It is generally believed that the normal value of blood oxygen saturation should not be less than 94%. Below 94% is considered to be insufficient oxygen supply.<br> Package Contents:<br> 1 x Fingertip Oximeters<br> 1 x Lanyard<br> 1 x White Card Liner<br> 1 x English User Manual<br> 1 x Color Box<br> Package List:<br> 1 Set Blood Oximeter Monitors