Details
- Can be used in:hospital,home,community medical treatment,sports healthcare.etc.
- Can measure SPO2 and PR accurately
- SPO2 and PR display,PR waveform and bargraph display
- Low battery indicator
- Four directions and eight display modes 
- Low power consumption;Auto power off when no signal.
- Pulse sound function
- Alarm function
- Small volume,light,convenient to carry
 
Use Method 
1.Install two  AAA  batteries into battery compartment correctly.
2.place damp over finger nail as the  following diagram.
3.Insert one finger into rubber hole of the Oximenter fully.
4.Press the switch once on the  front panel
5.Finger and body should not tremble during measuring
 6.Read correspondent date from display screen