Review of Best Fingertip Pulse Oximeter


The Zacurate 500DL Oximeter measures SpO2, pulse strength, and pulse rate in less than 10 seconds. It also benefits from a 40-hour battery life, and over 3,500 highly rated reviews on Amazon.

Accurately monitoring your blood oxygen levels using pulse oximetry can be useful for a range of physical activities, such as hiking or cycling.

But how accurate is the Zacurate 500DL Oximeter, and is it worth buying?

In this review, we’ll guide you through the design features, customer feedback, warranty coverage, and how to achieve the most accurate readings.

What we like about the Zacurate 500DL Oximeter  


  • Helped people with pneumonia, COPD, and asthma to check their oxygen saturation levels
  • User manual is very comprehensive, with detailed explanations of how it works and how to get the most accurate readings
  • Lightweight and simple to use
  • Customers comparing the accuracy to hospital monitoring systems found the Zacurate 500DL to be within 1-2%
  • Lanyard makes it convenient to carry the device while travelling, or hang on the wall while you workout
  • Device arrives with batteries already inserted and ready to use
  • Silicone cover provides useful protection against dust and damage, but can quickly be removed if required
  • Well-packaged to help prevent damage prior to delivery
  • Excellent customer service
  • Accurate readings are provided in just a few seconds