This is an original trend indicator. Most of the time its values are located within the range from -2 to +2. The indicator is displayed with three lines in a separate window. The higher are the values of the indicator, the stronger is the ascending trend. The lower are the values of the indicator, the stronger is the descending trend. The distance between the lines can be interpreted as the volatility rate. The indicator has one input parameter - Period. It set the number of bars for analysis.