A family of Microsoft presentation graphics products that offer tools for creating presentations and adding graphic effects like multimedia objects and special effects with text.
Here is a YouTube video that describes creation of a speedometer style chart in Excel: Create Speedometer Chart In Excel. This technique should also work in PowerPoint. To get the effect of a moving pointer that settles on a final value, you'll have to create a VBA macro that varies the Pointer Value as shown in the video. If the Value follows the curve of a damped sine wave, it will look most realistic: Damped Sine Wave