Abbott FreeStyle Libre 2 User Guide

App
What it means
When you wake-up on your first day of wearing a Sensor, your current glucose is 110 mg/dL. There is also the
symbol on the screen.
During the first 12 hours of Sensor wear the symbol will display, and you cannot use Sensor values to make
treatment decisions during this time. Confirm Sensor glucose readings with a blood glucose test before making

Abbott FreeStyle Libre 2 Specifications

General

Sensor Life	14 days
Communication	Bluetooth
Water Resistance	IP27
Calibration	Factory calibrated
Manufacturer	Abbott
Model	FreeStyle Libre 2
Sensor Type	Flash glucose monitoring
Requires Finger Prick	No
Warm-up Time	1 hour
Operating Temperature	10°C to 45°C (50°F to 113°F)
Meter Category	Continuous Glucose Monitoring (CGM)
Accuracy	MARD 9.2%
Storage Temperature	-20°C to 60°C (-4°F to 140°F)
Compatibility	FreeStyle LibreLink app
Measurement Range	20 to 500 mg/dL
Data Storage	8 hours