3 quick ways to check the battery level of your Apple Pencil
Apple pencil not pairing, not connecting or Working? - The maciOS
How to Check an iPad's Battery Health
iPad Air 4 Battery Drain - Apple Community
My iPad Pro battery only has 79% of its max capacity after 196 cycles (it's 1,5 years old). How bad is that and do you have any ideas what caused that? : r/ipad
How to check an Apple Pencil's battery percentage - Macworld UK
How to check battery cycle count on your MacBook - 9to5Mac