Portable Professional Finger Oximeter Digital Finger Pulse Oximeter OLED Blood Oxygen Heart Rate Health Diagnostic Monitor Tool

Brand Name: KIUZOU
Origin: CHINA
Model Number: 133R
Application: Finger
Item Type: Oximetry
Material: ABS
Size: Finger type, small one
Display direction:: 4
Power Requirement:: 2 x AAA 1.5V alkaline battery
battery:: Not included
Display type(130R/133R/134R/131Z): )::: Duel color OLED
Beep:: Yes
Parameter for 133R:: SPO2,PR,PI,RR
Choice: yes