4 Stochastic indicator into 1.
Different lengths produce short-term and long-term indicators that can help with finding the trend and impulses within the trend.
It can also find reversal points when all 4 are at the extreme at the same time. Ex. All 4 Stoch are above 90 or under 10 !! This could signal a bottom or top is soon to happen. (This is not always true...