Instrument of Scribing

Any Instrument (requires attunement)
Weight/Price: Instrument weight, 100 gp
While playing, action to expend 1 of its 3 charges
and write a magical message on a nonmagical
object/surface you can see in 30 ft. The message
can be up to 6 words long in a language you know.
If you're a bard, can scribe7 extra words and
choose to make the message glow faintly (visible
in nonmagical darkness). Message fades after 24
hours. Regains expended charges at dawn.