Keeping a pulse oximeter handy is crucial for pilots flying at high altitudes, as it allows them to monitor blood oxygen levels and avoid hypoxia. Here are some of the best pulse oximeters available for aviation purposes.
OxyAct Pulse Oximeter with Respiratory Rate

This oximeter from Sporty’s is an ideal companion for high-altitude athletes and adventurers. This advanced device offers non-invasive and accurate insights into your health metrics, crucial for making informed decisions about your need for supplemental oxygen.
Specifications:
- Blood Oxygen Saturation Monitoring: Provides precise readings to assess oxygen levels in your blood.
- Pulse Rate Monitoring: Delivers real-time heart rate tracking for added peace of mind.
- Respiration Rate Tracking: Monitors your breathing rate to maintain optimal respiratory function.
- Perfusion Index: Easily evaluates blood flow strength.
- Display: Features a high-resolution OLED screen with four adjustable viewing modes for enhanced visibility.
- Portability: Includes a free carrying case and lanyard; operates on two AAA batteries (included) for convenient use anywhere.
This user-friendly device is completely self-contained and easy to operate, offering essential health information at a glance.
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Veridian Pulse Oximeter

The Veridian Pulse Oximeter is designed for straightforward and efficient monitoring of your oxygen levels. With its simple one-button operation, this device is perfect for users who appreciate ease of use combined with reliability.
Specifications:
- Blood Oxygen Saturation & Pulse Rate Measurement: Accurately captures essential health metrics.
- Comfortable Grip: The fingertip design accommodates various finger sizes and ensures comfortable usage.
- Energy Efficiency: An automatic shut-off feature conserves battery life, ensuring long-term use.
- Latex-Free: Safe for all users, including those with latex sensitivities.
- Warranty: Comes with a one-year limited warranty, providing peace of mind with your purchase.
With its user-friendly design, the Veridian Pulse Oximeter is an accessible choice for effective health monitoring.
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Garmin Instinct 2 Rugged Outdoor Watch

The Garmin Instinct 2 is the ultimate rugged GPS smartwatch, engineered to withstand the elements and enhance your outdoor adventures. Its rugged build and advanced features make it indispensable for any outdoor enthusiast.
Specifications:
- Durability: Water-rated to 100 meters, thermal- and shock-resistant, encased in a fiber-reinforced polymer shell with scratch-resistant Corning Gorilla glass.
- Battery Life: Lasts up to 28 days in smartwatch mode and up to 30 hours in GPS mode.
- Health Monitoring Features: Tracks heart rate, sleep, Pulse Ox, and respiration for comprehensive body monitoring.
- Navigation: Equipped with a 3-axis compass, barometric altimeter, and support for GPS, GLONASS, and Galileo satellite systems.
- Smart Features: Offers smart notifications and compatibility with Connect IQ apps when paired with a compatible smartphone.
- Included Items: Comes with a charging/data cable and documentation.
Tailored for those with an active lifestyle, the Garmin Instinct 2 offers resilience and versatility, ensuring you stay connected and informed on all your adventures.
Zacurate Pro Series 500DL Pulse Oximeter

This model is specifically targeted toward sports and aviation users. Notably, it includes a user-facing LED display and a straightforward battery compartment. However, some users have experienced slower operation.
- Display: LED
- Battery Life: 30 hours
- Alarm: No
- FDA Approval: Yes
- Reading Time: 10 seconds
- Special Features: Designed for sports and aviation use
- Advantages: Lanyard included, accommodates various finger sizes
- Drawbacks: Potential slow readings, less accurate with acrylic nails
FaceLake FL400 Pulse Oximeter

For those who prioritize portability, the FaceLake FL400 provides a quick, accurate reading despite its small size. It’s also quite affordable, retailing for less than $20.
- Display: LED
- Alarm: No
- FDA Approval: No
- Reading Time: 24 seconds
- Special Features: Constant reading, belt slip, and carrying loop
- Advantages: Gives average heart rate and saturation levels
- Drawbacks: Less accurate for small fingers
Importance of Pulse Oximeters for Pilots
For pilots flying above 10,000 feet MSL, monitoring oxygen levels is essential to prevent hypoxia, which can impair cognitive and motor skills. Pulse oximeters offer a practical solution by providing instant feedback on blood oxygen saturation.
FAQ
Can I take a pulse oximeter on an airplane?
Yes, pulse oximeters are portable and permitted on airplanes.
What does a pulse oximeter measure?
A pulse oximeter measures your blood oxygen level, indicating how well oxygen is being sent to parts of your body furthest from your heart, like the arms and legs.
What is a low blood oxygen level?
Levels below 90 percent are considered low and could indicate hypoxia, necessitating immediate action.
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