New low sensitiity : this setting for donchian channels lookback. Bigger value result as less signals.
Atr Period: Period for Atr , it is for supertrend indicator in it.
Source: Source for supertrend indicator.
Atr Multiplier : Atr multiplier setting for Supertrend. Bigger value will be result as less signals.
In true TradingView spirit, the author of this script has published it open-source, so traders can understand and verify it. Cheers to the author! You may use it for free, but reuse of this code in a publication is governed by House Rules. You can favorite it to use it on a chart.