PDH/PDL + ONH/ONL (Enhanced Labels)

At the start of a new day's session, this indicator will plot the Previous Day's High and Low as well as the Overnight (afterhours) High and Low as horizontal dotted lines on the current day's session.
You can edit the colors of the lines and the text (the same)
You can edit the color of the labels as well as the transparency of the label color itself
The label for each line will be plotting with the chart, you can edit the number of bars that the label will appear to the live price action to keep from having to zoom to determine which line it represents.
the chart settings - session must be set to "extended trading hours" for this to appear on your chart