Finger Clip Blood Oxygen Monitor Smart Portable Blood Oxygen Test Kit for Elderly, Home, and Travelers Walkbee Features High-Resolution Screen The HD screen with no blind spots ensures you can read the numbers clearly at a glance. Premium Housing Made of high-quality ABS material, it is durable and has a longer service life. Easy to Use The self-adjusting finger clip and simple one-button design are easy to operate. Compact Size The small size makes it easy to carry. Suitable for daily use, measure your health at any time. Wide Range of Applications Suitable for use at home, in hospitals, oxygen bars, and before and after exercise. Use during exercise is not recommended. Note 1. Due to different light effects, the actual color may be slightly different from the image 2. Due to manual measurement, please allow 1-3cm deviation Material ABSPC Battery Type 2x1.5V 2 AAA alkaline batteries, the product does not include batteries Automatic shutdown Automatic shutdown within 8 seconds when no finger is inserted Blood oxygen saturation measurement range 7099 Blood oxygen saturation measurement accuracy 2 within 7099 range, undefined within 70 range Package Contents 1 x Fingertip Oximeter 1 x Lanyard 1 x White Card Backing 1 x English User Manual 1 x Color Box Packing List 1 Set Blood Oxygen Monitor