500 Series Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor

Reliable SpO2 Monitoring for Fitness Enthusiasts and High-Altitude Activities

Full manufacturer title

Zacurate 500 Series Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor with Silicon Cover, Batteries and Lanyard, Royal Black

Member of The 90+ Clubscored 90+ out of 100

Typical price

$18

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Zacurate 500 Series Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor with Silicon Cover, Batteries and Lanyard, Royal Black image 1

Ravvy verdict

94.0 / 100

Athletes should buy the Zacurate 500DL for its consistent accuracy and rugged accessories, accepting that it lacks the data logging features of premium connected devices.

Best for: athletes and outdoor enthusiasts tracking recovery or altitude effects
Buy it if: You want reads SpO2 levels up to 100 percent accurately.
Skip it if: You are medical patients requiring clinical-grade continuous monitoring.
Best alternative: CoBak Case for AliveCor KardiaMobile EKG Monitor 1-Lead, 6-Lead and 6L Max Black Oxford-cloth (individuals with heart conditions who travel or exercise frequently)

How it scores on what matters

Value97.0
Portability96.0
Readability92.0
Battery Life90.0
Accuracy88.5

Ravvy factor scores, 0 to 100, derived from specs, owner reviews and category norms.

What it is

The Zacurate 500 Series offers a straightforward approach to health monitoring, prioritizing speed and clarity over unnecessary bells and whistles. Designed specifically for sports and aviation use, this device provides a high-contrast LED display that reads blood oxygen saturation and pulse rate in approximately ten seconds. The inclusion of a SMART spring system in the finger chamber ensures a snug fit for most adults, which is critical for maintaining measurement accuracy during outdoor excursions or recovery sessions. While many entry-level oximeters struggle with higher saturation readings, this model is engineered to display SpO2 levels all the way up to 100 percent. It arrives as a complete kit, featuring a protective silicone sleeve and a lanyard to prevent drops during transit. Its lightweight profile makes it an essential addition to a hiking pack or gym bag for those who need to keep a close eye on their physical performance and acclimatization.

Ravvy AI insight

The sheer volume of user feedback confirms this is the market standard for non-clinical pulse oximetry. Buyers should note that while it provides quick snapshots, the lack of Bluetooth means users must manually log their data if they wish to track trends over time.

Generated from owner feedback, product specs, pricing, and retailer data. Last updated Aug 25, 2026.

What owners praise

Reads SpO2 levels up to 100 percent accurately
High-contrast LED is easy to read in low light
Includes a protective silicone cover and batteries
Fast ten-second measurement window
Smart spring system fits most finger sizes
Responsive US-based technical support

What to know first

No Bluetooth or data storage capabilities
Display does not rotate for different viewing angles
Intended for sports and aviation use only

Specifications

UPC: 856964007698
Color: Royal Black
Batteries: 2 AAA batteries required. (included)
Brand Name: Zacurate
Department: Unisex-Adult
Model Name: Pro Series 500DL (Royal Black)
Unit Count: 1 Count
Item Weight: 3.2 ounces
Part Number: 500DL
Battery Life: 30 hours
Manufacturer: Zacurate
Model Number: 500DL
Item Type Name: athletic-and-aviation-pulse-oximeters
Measuring Range: SpO2: 70-100%, PR: 30-250 BPM
Number of Items: 1
Item model number: 500DL
Product Dimensions: 2.25 x 1.25 x 1.25 inches; 3.2 ounces
Included Components: Product, Manual, Batteries, Lanyard, Silicon Cover
Number of Batteries: 2 AAA batteries required. (included)
Measurement Accuracy: +/-2%
Warranty Description: 1-year warranty
Item Dimensions L x W x H: 2.25"L x 1.25"W x 1.25"H
Manufacturer Contact Information: Refer to website
Global Trade Identification Number: 00856964007698

How to get the most out of it

Ensuring an Accurate Reading

Keep your hand still and at heart level while taking a measurement. Avoid wearing dark nail polish or artificial nails, as these can interfere with the light sensors and produce false readings.

Ownership tips

care

Cleaning the Sensor

Wipe the internal silicone finger pad with a soft cloth dampened with 70 percent isopropyl alcohol. Ensure the device is completely dry before inserting your finger or storing it back in the silicone sleeve.

tip

Battery Management

If you plan to store the oximeter for more than a month without use, remove the AAA batteries. This prevents potential acid leaks from damaging the internal circuitry during long periods of inactivity.

Frequently asked questions

Can this be used for medical diagnosis?

No, this device is designed specifically for sports and aviation use. While it is highly accurate, it is not intended for clinical medical use or for patients requiring constant medical supervision.

Will it fit a child's finger?

The Zacurate 500DL is recommended for users aged 12 and above. Small children may have fingers that are too thin for the spring system to create a proper seal, leading to inaccurate results.

Does the screen show a waveform?

This specific model features a numeric LED display for SpO2 and pulse rate but does not include a plethysmograph or pulse bar graph. It is designed for quick, clear numeric snapshots.

Is the display visible in bright sunlight?

The red LED is very bright and performs well in most indoor and shaded outdoor conditions. However, direct high-noon sunlight may require you to shade the screen with your hand for better visibility.

Where can you buy the 500 Series Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor?

500 Series Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor is sold through Amazon, and Zacurate also lists it through its own site and major retail partners. The buy link on this page goes straight to the current Amazon listing, which is where stock and pricing update most often.

How much does the 500 Series Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor cost?

The last price Ravvy recorded was $18. Retail pricing on health monitors moves with promotions and stock, so treat that figure as a reference point and check the live listing before you buy.

How do you get the 500 Series Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor for a cheaper price?

Three tactics work best: watch for holiday and seasonal sale events when health monitors discounts run deepest, compare the open box or renewed listing against new stock, and check whether Zacurate is running a coupon or bundle. Adding the product to your Ravvy wishlist keeps it handy so you can revisit the listing when prices drop.

Is the 500 Series Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor in stock right now?

It was in stock at our last check. Availability on popular health monitors can change within hours, so the live listing is the source of truth.

Is the 500 Series Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor worth it?

Ravvy scores it 94.0 out of 100. The strongest argument for it is reads SpO2 levels up to 100 percent accurately. The trade off to weigh is no Bluetooth or data storage capabilities.

Who should buy the 500 Series Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor?

It fits athletes and outdoor enthusiasts tracking recovery or altitude effects If that does not describe your situation, compare it with the other options in Health Monitors before committing.

What are the key specs of the 500 Series Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor?

UPC: 856964007698. ASIN: B07PQ8WTC4. Color: Royal Black. Batteries: 2 AAA batteries required. (included).

What are good alternatives to the 500 Series Fingertip Pulse Oximeter Blood Oxygen Saturation Monitor?

Compare it against the other scored picks in Health Monitors on Ravvy. We rank every option in that group by the same criteria, so you can see which model wins on value, quality, and owner sentiment before you decide.

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