Event Handler ItemAdded returns null value

use the following code to get the item from ItemAdded Event.

Public Overrides Sub ItemAdded(ByVal properties As SPItemEventProperties)
Using spsSite As SPSite = New SPSite(properties.WebUrl)
Using spwWeb As SPWeb = spsSite.OpenWeb

Dim iSPl As SPListItem

If spwWeb.GetFile(properties.AfterUrl).Exists Then
iSPl = spwWeb.GetFile(properties.AfterUrl).Item

ElseIf spwWeb.GetFolder(properties.AfterUrl).Exists Then
iSPl = spwWeb.GetFolder(properties.AfterUrl).Item
End If

End Using
End Using
End Sub