# Volume Delta Pro Volume delta pro: taker buy minus sell volume per bar as a histogram with its EMA, plus the intrabar delta range on live bars. ## How to read it - Positive bars: buyers dominated; negative: sellers. - The EMA smooths delta to show the prevailing side. - Whiskers show the lowest and highest running delta inside the bar: how far each side pushed before the close. ## Key settings - EMA length 9. - Intrabar whiskers on. ## Good to know - Drawn in its own pane below the chart. - Whiskers appear only on bars recorded live.