Welcome to the forum!
Sub Nave_Click()
Dim s As Shape
Set s = ActiveSheet.Shapes.AddConnector(msoConnectorStraight, 400, 150, 800, 150)
s.Select
With Selection
.ShapeRange.Line.BeginArrowheadLength = msoArrowheadShort
.ShapeRange.Line.BeginArrowheadStyle = msoArrowheadStealth
.ShapeRange.Line.BeginArrowheadWidth = msoArrowheadNarrow
.ShapeRange.Line.EndArrowheadLength = msoArrowheadShort
.ShapeRange.Line.EndArrowheadStyle = msoArrowheadStealth
.ShapeRange.Line.EndArrowheadWidth = msoArrowheadNarrow
.ShapeRange.Line.Weight = 2.5
.ShapeRange.Line.ForeColor.RGB = RGB(0, 0, 255)
.Name = "Jimmy" & ActiveSheet.Shapes.Count
End With
End Sub