• SpO2 value display
• Pulse rate value display, bar graph display
• Pulse waveform display
• Perfusion Index value display
• Charge function: Lithium battery is the power supply and can be charged up time and again.
• Low-power indication: low-power indication symbol appears before working abnormally which  is due to low-power.
• Automatic power-off when there is no finger in device under measure interface in 5 seconds.
• With direction sensor, the display direction can be changed by automatic or manual mode
• Screen brightness can be adjusted
• Pulse sound indication
• With alarm function
• With SpO2 value and pulse rate value record function
• The record data can be uploaded to the computer
• It can be connected with oximeter probe

• Type: 65K color OLED display
• Parameters: SpO2, PR, PI,Pulse bar
• Mode: 4 display modes
• Brightness: Adjustable 4 levels
• Measurement of SpO2: Measuring range: 0% to100%; Accuracy: When the SpO2 measuring range is 70% to 100%,the permission of absolute error is ±2Below 70% unspecified
• Measurement of pulse rate: Measuring range: 30bpm TO 250bpm; Accuracy: ±2 bpm or ±2% (select larger)
• Resolution: SpO2 : 1%;  Pulse rate: 1bpm.
• Storage Environment: Temperature: -40+60; Relative humidity: 5%-95%; Atmospheric pressure: 500hPa-1060hPa
• Operating Environment: Temperature:10C-40C; Relative Humidity: 30%-75%; Atmospheric pressure: 700hPa to 1060hPa
• Dimensions: 58(L) × 36(W) × 26(H) mm
• Weight: About 45g (with a lithium battery)
• Battery Requirement: Voltage 3.7 rechargeable lithium battery
• Power supply requirement: 3.6 V DC ~ 4.2V DC.