In order to charge the pencil you removed this cap and plugged the pencil into the lightning port on the bottom of your iPad. This was dumb for a lot of reasons ... I sent this pic to Kiko the other ...
Apple Pencil Pro is the next evolution of Apple's iPad-only smart stylus. It houses an entire computer in the small chassis that calculates tilt, pressure, roll, and more while drawing a line at 9 ...