You can adjust the length as well as the overbought and oversold levels (default overbought and oversold levels are 100 and -100). As with Pinks' indicator, it is recommended that you use it on the log scale.
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 publications is governed by House rules. 您可以收藏它以在圖表上使用。