Idea by: Yuri.

MQL5 code by: Vladimir Karputov.

Operation algorithm

Searching for a signal within the interval from bar "0" to Depth of search.

Buying:

1. RSI must be below 30;
2. The price must reach the lowest Bollinger Band;
3. Then wait until the candlestick moves to above the middle Bollinger Band;
4. Stop Loss is placed below the last local Low. Take Profit is placed above the upper Bollinger Band;
5. As soon as the upper line is reached, the stop must be moved to the breakeven point.

Sell:

1. RSI must be above 70;
2. The price must reach the upper Bollinger Band;
3. Then wait until the candlestick moves to below the middle Bollinger Band;
4. Stop Loss is placed above the last local High. Take Profit is placed below the lower Bollinger Band;
5. As soon as the lower line is reached, the stop must be moved to the breakeven point.

Inputs

• Lots - position volume.
• Bands - Bands: Averaging period;
• RSI - RSI: Averaging period;
• Indent from High and Low - indent from High and Low when placing Stop Loss and Take Profit;
• Depth of search - number of bars, among which the signal is searched for;
• magic number - unique identifier for the EA.

Upon optimization (attention: Non-optimized parameters are in the code; you have to search for the necessary values independently) on EURUSD,H1: