This is an oscillator with dynamic levels.

Description of the indicator settings:

• mode - choose the line type: main line or signal line.
• Kperiod - the period (number of bars) for calculating the %K line.
• Dperiod - the averaging period for calculating the %D line.
• slowing - the slowing value.
• method - the averaging method. It can be any of the following values: Simple averaging. Exponential averaging. Smoothed averaging. Linearly weighted averaging.
• price - choose the price for calculations. It can be one of the following values: 0 - Low/High or 1 - Close/Close.
• Coefficient_K - the ratio for deleting dynamic levels.