You can use the Find My app to remove an AirTag, Apple Pencil Pro, or third-party item from your Apple Account so someone else can register it.
Learn how to register an on your iPad.
Tap Items at the bottom-left side of the screen, then tap the item you want to remove.
Bring the item near your iPad.
If the item isn’t near your device, you can still remove it from your account. However, the item must be reset before anyone can register it to their Apple Account.
Tap Remove Item, then follow the onscreen instructions.
Go to the Find My app Mark an AirTag or other item as lost in Find My on iPad