The Accelerator Oscillator is a popular forex indicator for the MT4 platform that helps traders identify trend changes early on. This free indicator is based on a combination of moving averages and the Awesome Oscillator to measure the momentum of the market. The indicator consists of bars that change color based on whether the market is in a bullish or bearish trend. When the bars are green, it indicates an uptrend, while red bars indicate a downtrend. Traders can use this information to enter and exit trades at the right time to maximize profits. Overall, the Accelerator Oscillator is a useful tool for forex traders looking to gauge the strength of a trend and make more informed trading decisions. It is easy to use and can be a valuable addition to any trader’s toolbox.