The Apple Pencil is a good accessory for the iPad Pro. Hence, it is probably something for you to consider seriously to get it when you do have an iPad Pro.
Never saw an Apple accessory with so much instructions before. HA.
And sub accessories. A connector between lightning connector and the Apple Pencil (which has an lightning port on its own) and a replacement tip too..
This is how to pair the Apple Pencil with the iPad Pro: