App functions
A. Tap the ‘sun’ icon to open the display settings screen for adjusting brightness
of the app and choosing the dark or light theme.
B. Tap the ‘gear’ icon to open the settings screen with the following items:
1. Bluetooth: manage sensor sets and re-calibrate sensors;
2. Unit: choose between millimeters of inch measurements;
3. Presets: manage presets for the flow meter length measurement system;
4. Language selection: change the language of the app interface;
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Screen brightness / light-dark theme (A)
Settings (B)
Upper display area (C)
Lower display area (D)
Preset area (E)
