All good to do, but I would make it simpler, I would also put the phone number on the outside, where it is easily accessed. A finder, like a little old lady might not know how to take out the battery or know anything about a MicroSD Card…
A...
Thanks @LoudThunder for the suggestions. As to putting your phone number on the drone, I wrote mine on the back of the drone's battery and wrote my details on the sd card in the drone.
I took a couple of intermediate courses on drone flying and...