VolatilityMetaTrader 5 • MQL5

Bollinger Bands Width Indicator for MetaTrader 5

Track Bollinger Band width to measure volatility cycles

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About This Indicator

Bollinger Band Width measures the distance between the upper and lower Bollinger Bands relative to the middle band. This indicator plots BBW in a sub-window so you can visually track volatility expansion and contraction cycles and anticipate upcoming breakouts.

Key Features

  • BBW plotted as sub-window oscillator
  • Alert when BBW drops to historical low (squeeze)
  • Color change on BBW expansion
  • Configurable BB period and deviation
  • Historical low line for reference

Frequently Asked Questions

What does high Bollinger Band Width mean?

High BBW indicates high volatility. Low BBW means volatility has contracted and a breakout may be coming.

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