Public Property UserDetails() As ObservableCollection(Of tbl_Main_Timer)
        Get
            Return _UserDetails
        End Get
        Set(value As ObservableCollection(Of tbl_Main_Timer))
            _UserDetails = value
        End Set
    End Property

    Public Property FillDataGrid() As RelayCommand
        Get
            _FillDatagrid = New RelayCommand(AddressOf FillProductivityEE)
            Return _FillDatagrid
        End Get
        Set(value As RelayCommand)
            _FillDatagrid = value
            RaisePropertyChanged("FillDataGrid")
        End Set
    End Property

    Public Sub FillProductivityEE()
        Using entityconn As New TimerConn()
            Dim result = (From f In entityconn.tbl_Main_Timer Where f.Enumber = Enumber AndAlso f.LogDate = "2015-07-01" Order By f.ID).ToList
            For Each ac In result
                _UserDetails.Add(ac)
            Next
        End Using
    End Sub

ItemsSource="{Binding EmployeeViewM.UserView}"