Finger pulse oximeter with big beep voice & better anti-motion

1. Small & lightweight design  

2. True color OLED display  

3. 4 display modes

4. Display Spo2,PR,PI,Pulse Bar,Plethysmogram 

5. Low power consumption,automatically power off  

6. Low-voltage indicator  

7. 2AAA alkaline batteries  

8. Accommodates widest range of finger sizes from pediatric to adult  

9. Audible & Visual alarms.  

10. Standard Accessory  

11. Operating manual  

12. Hang string