Freestyle Libre 14 day User Manual page 109

Power Adapter
USB Cable
* Security measures: The communication between Reader and Sensor is a short range near
field communication method making it difficult to interfere with or intercept data that is
being transferred . The Sensor and Reader are protected by proprietary data format, memory
mapping, and cyclic redundancy check (CRC) generation and verification of data .
Quality of Service (QoS): QoS for the FreeStyle Libre 14 day Reader and Sensor wireless
communications using the near field communications is assured within the effective range
of 4 cm between the Sensor and Reader that is specified to occur within 15 seconds .
Abbott Diabetes Care PRT25611
Operating temperature: 50 °F to 104 °F
Abbott Diabetes Care PRT21373
Length: 37 inches (94 cm)
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