• Parameter Specifications
• SpO2 
Range: 35%～100％ 
Resolution: 1%
Accuracy: 2% (range 80%-100%), 
3% (range 70%-80%), unspecified (﹤70%) 

• Pulse Rate

 Range: 25bpm / min ～250bpm / min
 Resolution: 1bpm
 Accuracy: 2bpm Normal, 3bpm Motion/low perfusion

• Features

•LED display 

• Screen Display 2 directions
• Soft silicone padding,Strong clip
• Visual low battery indication
• Anti-movement, good low-perfusion performance.

• Low power consumption ( less than 30mA) 

• Power Supply: 1.5V (AAA size) alkaline batteries × 2

• Dimension

Device:57.5mm*32.5mm*31mm

 Box: 80mm*61mm*39mmm