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Scalper Theory Probability


Scalper Theory Probability is a multi-currency Expert Advisor, which works on EURUSD, USDJPY and GBPUSD and M1 timeframe.

The Expert Advisor does not use high-risk trading strategies like Martingale.

Using strategy Theory Probability Formula, it is easy to adapt to market conditions.

Can also be used on other major pairs.


  • Needed 1:300 leverage as a minimum.
  • Use 1 currency pair on 1 account.
  • Use a broker with no commission, low spread and VPS.
  • You can begin to use it with $100 only.
  • The used timeframe is M1.
  • It is not recommended to use the EA if the average spread exceeds 7 pips.


  • MAGICMA = magic number.
  • Risk = ratio of Account Balance to trade.
  • LockDown = size of a step, by which the profit should increase in order to move trailing to the next stage.
  • Lockdown_lock = profit in points, after which LockDown.
  • Batas_Spread = maximum spread to limit spread allowed to trade.
  • Stoploss_awal = order stop loss.
  • Slippage = permissible slippage for opening an order.
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