This Indicator is call: and KDJ
Which is combined customized KDJ and 14 period
KDJ: Buy when J (purple) is going up and and crossing KD (Aqua Color) from below. (Green Circle)
(14): Overbought when is over 70 (white color),
(14): Oversold when is under 30 (white color)
– When J (Purple) going up over 110 : Strong Overbought and Market will correct after that soon.
– When J (Purple) going down over -10 : Strong Oversold and Market will correct after that soon.
Link Tool: https://www.tradingview.com/script/fDv2E5B3/