Whether you agree with the FAA’s requirement to register your drone if it weighs more than 0.55 pounds (250 grams) so you can fly it outdoors for fun as a hobby this is now the law as of 12/21/2015.
Drones/UAS have to be marked with your registration number and this can be done using labels...
Now that we are all registering our P3's with the FAA I'm now offering a sheet of vinyl decals with your registration number. Decals are sold in sets of 8, you will get (4) 3" wide, (2) 4" wide and (2) 5" wide decals. They are available in Mettalic Gold, Metallic Silver, Red, Black, White and...