Scalper EMA EA v1.01 Source Code MQ4 for MetaTrader 4 (MT4) is likely an Expert Advisor (EA) designed to implement a scalping strategy using Exponential Moving Averages (EMA) to identify short-term trade opportunities in the market. Scalping typically involves making numerous small trades with the goal of capturing small price movements. The Scalper EMA EA v1.01 likely uses the EMA indicator to determine the market trend and execute quick trades based on changes in that trend.