This is an input and output indicator.
Based on Target bands at https://www.best-metatrader-indicators.com/target-bands-indicator-mt4/
Change Arrow for input information and Smile for output information.
The image just like below:
Free to enjoy it.
A ready made expert adviser template to use for further developmentTrend flex x 2
Trend flex x 2 (metatrader 4 version)