Fangrui Product Details Finger Clip Blood Glucose Monitor Smart Portable Blood Glucose Testing Kit For Elderly Home Travelers Walkbeefeatures:high Resolution Screen: Hd Screen With No Dead Angle, Which Ensures You Read Figures At A Glance.quality Shell: Made Of Quality Abs Materials, Which Is Strong And Durable With Longer Service Time.easy To Use: Selfadjusting Finger Clamp And Simple Onebutton Design Are Easy To Operate.compact Size: Small Size, Easy To Carry. Suitable For Daily Use, To Measure Your Health At Any Time.wide Uses: Suitable For Homes, Hospitals, Oxygen Bar, Sports Used Before And After Exercise, Not Recommended During Exercise, Etc. Notice:1.actual Color May Be Slightly Different From The Image Due To Different Light Effect2.please Allow 13cm Deviation Due To Manual Measurementmaterial: Abspc Battery Type: 2*1.5v 2 Aaa Alkaline Batteries, The Product Does Not Include Batteriesautomatic Shutdown: Automatically Shut Down In 8 Seconds When No Finger Is Insertedblood Oxygen Saturation Measurement Range: 7099blo