FreeStyle® Libre Sensor, For Use With: FreeStyle® Libre 14 day Continuous Glucose Monitoring System
 
About the size of two stacked US quarters, the sensor may be scanned through clothing
Painless and easy-to-apply
1 a very thin filament sits just under the skin to measure interstitial fluid
No finger stick calibration required and the system has no interference with medications containing acetaminophen
Stays on the body for up to 14 days and can be worn while swimming, showering or exercising
Measures your glucose every minute and stores glucose readings every 15 min