The WR indicator, also known as the William indicator, is a swing indicator. It refers to the relative position of the closing price of the day in the entire price range of the past few days. It is a technical indicator with both overbought and oversold and strong and weak boundaries.
The WR indicator will fluctuate in the 0-100 range, where the 0-20 range is the overbought area. The index line 20 is the overbought line; the 80-100 range is the oversold line, and the index line 80 is the oversold line; the index line 50 is the long-short balance line.