it will be a Stylus ahead of these type of Stylus we actually use, You may be using the Apple stylus pen without putting it on the touchscreen. let’s make it more clear , Its an air stylus . maybe little bit funny but Apple count to make it and will sure be for Apple users .
Apple doesn’t provide further details about how and when to release that amazing innovation for mobility. the idea is a motion sensor that would be so helpful for designers and drawers, there won’t be any need to touch the screen.