Custom Bears Power Inputs - indicator MetaTrader 5

Two settings have been added to input parameters: line color (Color) and line width (Width). Why are the line color (Color) and line width (Width) are provided as input parameters, whereas the line color and width in the standard indicator can be changed manually...

from https://tradingrobots.net/custom-bears-power-inputs-indicator-for-metatrader-5/