Freestyle Libre 14 day User Manual page 108

Reader moisture
protection
Operating and storage
altitude
Reader display timeout
Radio Frequency
Data port
Minimum Computer
Requirements
Mean use life
Reader cleaning and
disinfection
103
Keep dry
-1,250 ft (-381 meters) to 10,000 ft
(3,048 meters)
60 seconds (120 seconds when test
strip is inserted)
Near Field Communication* (13 .56 MHz
RFID); ASK Modulation; 124 dBuV/m;
1 .5 inch communication range
Micro USB
System must only be used with
EN60950-1 rated computers
3 years of typical use
The Reader has a mean use life of
3 years, which is 156 cleaning and
disinfection cycles (1 cycle per week
for 3 years) .