Important Safety Information
NOTE: This device is for Sports and Aviation use only and is not intended for medical use. It is not a medical device.
1. Product Overview
The Vibeat FS20P Fingertip Pulse Oximeter is a small-sized device designed to accurately measure blood oxygen saturation (SpO2) levels, pulse rate (PRbpm), and pulse wave. It features a smart reminder system and a clear OLED display for easy reading.
Key Features:
- Reliable and Accurate: Provides blood oxygen level, pulse rate, and pulse wave within 6 seconds.
- Small Size Design: Specifically designed for individuals with finger diameters ranging from 0.3 inches to 0.44 inches.
- Smart Reminder: Alerts the user when O2 level is lower than 88%, or pulse rates go above 120bpm or below 40bpm.
- Easy to Use: Simple one-button operation; insert finger and press start. Automatic shut-off upon finger removal.
- Clear OLED Screen: High brightness display for easy viewing of readings day or night.
- Lightweight and Comfortable: Soft silicone cushion prevents numbness, and its lightweight body makes it easy to carry.
- Low Battery Indicator: Notifies user of low battery status to prevent unexpected power outages.

Image: Key features of the Vibeat FS20P Pulse Oximeter.
2. What's in the Box
- Vibeat FS20P Fingertip Pulse Oximeter (Blue)
- 2 AAA Batteries
- Lanyard
- User Manual

Image: Package contents of the Vibeat FS20P Pulse Oximeter.
3. Setup
3.1 Battery Installation
- Open the battery compartment cover located on the back of the device.
- Insert the two AAA batteries, ensuring correct polarity (+/-).
- Close the battery compartment cover securely.
Video: Official Vibeat video demonstrating the setup and use of the Pulse Oximeter.
3.2 Attaching the Lanyard
Thread the lanyard through the designated loop on the pulse oximeter for convenient carrying.
4. Operating Instructions
4.1 Taking a Measurement
- Ensure the device is powered off.
- Press the power button (often shaped like a duck's beak) to turn on the device.
- Open the clamp of the pulse oximeter.
- Insert one finger (preferably the index finger) into the rubber opening of the oximeter until it touches the stop block. Ensure the nail is facing upwards.
- Release the clamp.
- Keep your hand still during the measurement. The readings for SpO2, PRbpm, and pulse wave will appear on the OLED screen within approximately 6 seconds.
- Do not use the same finger for more than five minutes continuously.

Image: Vibeat FS20P Pulse Oximeter in use, showing readings on the OLED screen.
4.2 Understanding the Display
- %SpO2: Blood Oxygen Saturation level.
- PRbpm: Pulse Rate in beats per minute.
- Pulse Bar Graph: Visual representation of pulse strength.
- Pulse Waveform: Real-time graphical display of the pulse.
- Battery Indicator: Shows remaining battery life.

Image: Measuring principle and display details of the Vibeat FS20P Pulse Oximeter.
5. Smart Reminder Feature
The Vibeat FS20P includes a smart reminder feature to alert users to unusual readings:
- An alert will activate if the user's O2 level drops below 88%.
- An alert will activate if the pulse rate goes above 120bpm or below 40bpm.
This feature helps ensure that no critical changes in readings are missed.
6. Maintenance
6.1 Cleaning
- Clean the surface of the device with a soft cloth dampened with 75% alcohol.
- Do not immerse the device in water or any cleaning solution.
- Ensure the device is dry before reuse.
6.2 Storage
- Store the device in a cool, dry place away from direct sunlight.
- Remove batteries if the device will not be used for an extended period.
7. Troubleshooting
If the device is not functioning as expected, please check the following:
- No display: Check battery installation and ensure batteries are not depleted. Replace if necessary.
- Inaccurate readings: Ensure the finger is inserted correctly and remains still during measurement. Avoid using the device in strong light or electromagnetic interference.
- Device does not turn on: Verify batteries are correctly inserted and charged. Press the power button firmly.
If issues persist, refer to the detailed user manual included in the packaging or contact customer support.
8. Specifications
| Feature | Specification |
|---|---|
| Model Name | Vibeat FS20P Oximeter |
| Product Dimensions | 2.09 x 1.14 x 1.18 inches |
| Item Weight | 2.46 ounces |
| Power Source | 2 AAA batteries (included) |
| SpO2 Measuring Range | 70% - 100% |
| SpO2 Accuracy | ±2% |
| SpO2 Resolution | 1% |
| PR Measuring Range | 25 - 250 bpm |
| PR Accuracy | ±3 bpm |
| PR Resolution | 1 bpm |
| Manufacturer | Vibeat |
9. Warranty and Support
This product comes with a 1-Year Warranty. For any support needs, please contact Vibeat customer service. Contact information can typically be found in the included warranty card or on the manufacturer's official website.