The Freestyle Libre 2 sensor is a continuous glucose monitoring device designed for seamless and easy monitoring of blood sugar for insulin dependent diabetics. Levels can be monitored anywhere, at any time and the sensor is suitable for use while exercising, swimming and can remain in place for 14 days. The reader is compatible with a mobile phone app for convenient and instant access to blood glucose readings. The Freestyle Libre 2 sensor can also provide accurate and timely data and alerts for high and low readings to provide peace of mind and security.