The new sugar sensor and sensor 60% smaller, †,5 with up to 3 wear locations. Measures glucose levels directly under the skin. Sends glucose numbers to your phone ¶ or receiver. # Can be used for up to 10 days with an additional 12-hour grace period. Factory calibrated. Optional calibration for more flexibility. 6 The only waterproof CGM sensor on the market. †††,6 Smart App: ¶ A user-friendly smartphone app so you can easily access glucose readings. Allows you to adjust your CGM settings to fit your lifestyle. Connect with health apps, like Glooko, for smoother diabetes management.