The Range Breakout Indicator is a popular and free Forex indicator for MT4. It is a useful tool for traders as it helps to identify breakouts in the market. The indicator works by tracking a range of prices and then plotting a line for the highest and lowest points. When the price breaks out of the range, the indicator will alert the trader to a potential trading opportunity. The Range Breakout Indicator is easy to install and use, and it can be used in any trading strategy. It is a great tool for finding trading opportunities and can be used to spot potential breakouts in the market.