Kairos™
LSMAEnvelope - Least Squares Moving Average Envelope
The Least Squares Moving Average Envelope indicator creates plus and minus bands around series of numbers, based on a percentage of the series. For the LSMAEnvelope, a Least Squares Moving average of the input series is used. A common use is creating support/resistance bands.

The LSMAEnvelope indicator with a period of 21 and a factor of 5% on the daily timeframe.

LSMAEnvelope indicator charted on the daily timeframe