Freestyle Libre 2 Plus Sensor: Features, Performance and Alerts

Freestyle Libre 2 Plus Sensor

Diabetes management has witnessed a revolutionary shift with the advent of advanced glucose monitoring technologies. Among these, the Freestyle Libre 2 Plus Sensor stands out as a game-changer, providing individuals with real-time insights into their blood glucose levels.

Understanding the Technology Behind Libre 2 Plus

Sensor Features and Advancements

The Freestyle Libre 2 Plus employs cutting-edge technology, featuring continuous glucose monitoring and improved accuracy. Dive into the sensor’s innovative features that set it apart in the market.

Features of Freestyle Libre 2 Plus:

Optional Alarms for Hypo and Hyperglycemia:

The FreeStyle Libre 2 Plus Sensor offers customizable alarms, alerting users to both low and high glucose levels, and enhancing proactive diabetes management.

Real-time Glucose Alerts to Smartphones:

Unique to the FreeStyle Libre 2 Plus, users receive real-time glucose alerts directly on their smartphones, ensuring prompt actions for optimal blood sugar control.

Extended 15-Day Wear Duration:

With an extended wear duration of 15 days, the sensor reduces the frequency of replacements compared to some other Continuous Glucose Monitoring (CGM) devices.

Compatibility with Mobile Apps:

The sensor seamlessly integrates with mobile apps, providing users with a convenient and accessible platform for monitoring and managing their glucose levels.

LibreView Integration:

FreeStyle Libre 2 Plus integrates with LibreView, a cloud-based diabetes management system, offering detailed reports and insights that contribute to more informed decision-making.

Smartphone NFC Connectivity:

Utilizing Near Field Communication (NFC) technology. The FreeStyle Libre 2 Plus easily connects to smartphones, enhancing user convenience in data transfer and analysis.

User-friendly Touchscreen Interface:

The sensor features a user-friendly touchscreen interface, allowing for easy navigation and interaction, simplifying the overall user experience.

Accurate Scanning Anytime, Anywhere:

Unlike some CGM devices, the FreeStyle Libre 2 Plus allows users to scan and obtain accurate glucose readings anytime, anywhere, without the need for routine calibrations.

Water-resistant Design:

The sensor’s water-resistant design provides added flexibility. And allowing users to wear it while swimming or during activities that involve exposure to water.

Pediatric Use Approval:

One of the standout features is the approval for use in pediatric patients (ages 4 and older), making it versatile. And family-friendly choice for managing diabetes in children.


The FreeStyle Libre 2 and FreeStyle Libre 2 Plus iCGM sensors surpass the FDA’s highest accuracy standards, ensuring reliable glucose monitoring over 15 days. In a clinical trial, the FreeStyle Libre 2 Plus sensor showcased remarkable extended accuracy, reaching up to 15 days. Notably, it achieved an impressive lower overall Mean Absolute Relative Difference (MARD) of 8.2%, reinforcing the sensors’ exceptional performance and precision in providing accurate glucose readings.


The FreeStyle Libre 2 Plus Sensor puts you in control, offering customizable low and high-glucose alarms. Choose to set one, the other, or both, shaping your monitoring experience to fit your unique needs. Notably, activating a glucose alarm triggers the Signal Loss alarm automatically. This dynamic feature ensures you receive timely notifications the moment your glucose levels deviate, providing invaluable insights even during the night. With FreeStyle Libre 2 Plus Sensor Alerts, stay empowered and proactive in managing your health.


In summary, the Freestyle Libre 2 Plus Sensors redefines diabetes management with its advanced features, exceptional accuracy, and user-friendly design. Offering a 15-day wear duration, compatibility with mobile apps, pediatric use approval, and real-time alerts, it stands as a versatile and family-friendly choice, providing comprehensive insights and promoting proactive control.

Frequently Asked Questions

Is the Freestyle Libre 2 Plus Sensor easy to use?

Yes, the sensor comes with a user-friendly design, and our guide provides a step-by-step walkthrough for optimal results.

How does the Freestyle Libre 2 Plus compare to other glucose monitoring devices?

The Freestyle Libre 2 Plus excels in accuracy and user experience, setting it apart from other devices in the market.

What are the benefits of continuous glucose monitoring with the Freestyle Libre 2 Plus?

Continuous monitoring ensures real-time insights, leading to improved accuracy and a positive impact on the user’s daily life.

How affordable is the Freestyle Libre 2 Plus Sensor?

The sensor is cost-effective, catering to various budgets, and our article explores its accessibility in different regions.

Are there any future innovations in glucose monitoring to look out for?

Explore emerging trends and technological advancements shaping the future of glucose monitoring in our comprehensive guide.

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Freestyle Libre 2 Plus Sensor

US first-ever 15-day CGM sensor with Control-IQ technology.

Every Minute Readings

No Need to Scan

Worry free 15 days’ time span

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Multiple options

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Capture data when within 1 cm to 4 cm of the sensor

Real-time glucose tracking with alerts, trend analysis, and detailed reports

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Includes two discreet Freestyle Libre 2 sensors and a reader.

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