Inputs tab:
Spread: You must enter a value for the indicator to work. You should enter your broker’s advertised spread or the spread amount you like to monitor. The indicator will show green when the current spread remains below that number and gradually escalate to red when above.
Position: The default value is 0, and it will put your indicator on the top left of the screen, by changing it to 1, the position will be at top right, changing to 2 it will place it on the bottom left and changing to 3 it will place it on the bottom right.