FreeStyle Libre Reader
Note: The FreeStyle Libre reader is not compatible with the FreeStyle Libre 2 sensor.
FreeStyle Libre 2 sensors can only be used with the FreeStyle LibreLink app on a compatible smartphone. To ensure you have a compatible phone, check our compatibility guide.
The FreeStyle Libre reader displays the glucose data collected by the sensor. An easy 1 second scan shows the current glucose reading, the latest 8 hours of glucose data and a trend arrow showing if glucose levels are going up, down or changing slowly.
The reader can scan through clothing1.
It stores up to 90 days of glucose data2 and has easy-to-understand graphs of your glucose history. Small and lightweight3, the reader is easy to hold and carry with you. The backlit colour touchscreen means you can read it in the dark.
An easy scan shows the current glucose reading, the latest 8 hours of glucose data and a trend arrow showing if glucose levels are going up, down or changing slowly.
At a glance – the FreeStyle Libre reader shows:
∙ A number - current glucose reading
∙ A trend arrow - where your glucose is heading
∙ A graph - the latest 8 hours of glucose history
The reader also has a built-in blood glucose and ketone testing strip port.
A cloud-based software solution for FreeStyle Libre system:
LibreView offers a range of reports, including the 'Glucose Pattern Insights' report which includes assessment of Glucose Control Measures and the Ambulatory Glucose Profile that you can use to spot and review glucose patterns, identify areas to target with your healthcare professional, and track progress. Learn more about LibreView.
|Reader size||95 mm x 60 mm x 16 mm|
|Reader weight||65 grams|
|Reader power source||1 lithium-ion rechargeable battery|
|Reader battery life||7 days of typical use|
|Reader memory||90 days of typical use|
|Reader operating temperature||10°C to 45°C|
|Reader storage temperature||-20°C to 60°C|
|Reader moisture protection||Keep dry|
|Reader operating and storage altitude||-381 metres (-1,250 ft) to 3048 metres (10,000 ft)|
|Reader display timeout||60 seconds (120 seconds when test strip is inserted)|
|Radio frequency||13.56 MHz|
|Data port||Micro USB|
|Minimum computer requirements||System must only be used with EN60950-1 rated computers|
|Mean service life||3 years of typical use|
|Blood glucose assay range||1.1 to 27.8 mmol/L|
|Blood ketone assay range||0.0 to 8.0 mmol/L|