The indicator builds graphical analysis based on the Fibonacci theory.
The Fibo Fan is used to analyze impulses and movement corrections.
Reversal lines (2 lines at the base of the Fibonacci fan) they are used to analyze the direction of movements.
The indicator displays 4 target lines in each direction. 
The indicator takes into account the volatility in the market.

If the price is above the reversal lines, it makes sense to consider buying, if lower, then selling. 
You can open positions after a breakdown, rebound or testing from the reverse side of any reversal, target or fan line. 

When the market situation changes, the fibo indicator changes direction.

• Show_History_Size – the size of the displayed history.
• Fibo_Period – the number of candles to build.
• Fibo_Size_min – the minimum size of the fibo fan (in candles).
• Show_Last_Fibo – hide/display past fibo builds.
• Show_Extremum – hide/display extremes.
• Send_Sound – sound notification.
• Send_Mail – sending an alert to an email.
• Send_Notification – sending an alert to the mobile terminal.
• Send_Alert – standard terminal alert.
• Here are the most important settings. You can also change the following characteristics: color, thickness, style.