The device can be used to painlessly measure the oxygen saturation of the blood dye (hemoglobin) that transports oxygen in the blood vessels.

- Blood oxygen saturation (oxygen saturation, SpO2), pulse rate and pulse intensity measurement.
- Heart rate curve display (plethysmogram).
- Heart rate sound.
- Design that can be clipped onto the finger.
- Comfortable, padded sensor surface.
- Color, large, True Color OLED (24bit, 16 million colors) display.
- Innovative 4-way display with different display modes.
- Easy-to-use, one-button operation.
- Limit value indication, with audible and visible alarm.
- Maximum and minimum limits can be set.
- Automatic on and off.
- Small weight and size.
- Power supply: 2 AAA batteries (not included).
- More than 50 hours of operating time.
- Low battery voltage indication.
- CE certification.