Model Number: XR-M033-105 Brand Name: Xuerui Key Specifications/Special Features: Feature:Fingertip Pulse Oximeter, CE Approved.Can be used in hospital ,home,community medical treatment,sports healthcare,ect.Can measure SPO2,PR accurately.SPO2 ,PR and PI( perfusion index) display,PR waveform and bargraph display.Battery voltage low indication.

Four directions and eight modes

Low power consumption;shut off automaticallywhen nosignal

Pulse sound function

Alarm function

Technical Parameters:

• OLED display
• SPO2: 35%-99%
• Pulse Ratio: 30-250BPM
• Resolution: 1% for SPO2,1BPM for pulse ratio
• Accuracy: +2%(70%-99%)
• unspecified(<70%) for SPO2
• +2BPM or+ 2%(select larger) for pulse ratio
• Power: 1.5V(AAA size) Alkaline batteries*2
• Can work more than 30 hours continuously
• Perfermance at low perfusion