Ring of refracted light

Have 1 charge, regains it's power at dawn.
With this ring you can cast Silent Image:
You create the image of an object, a creature, or
some other visible phenomenon that is no
larger than a 15-foot cube. The image appears at
a spot within range and lasts for the duration.
The image is purely visual; it isn't accompanied
by sound, smell, or other sensory effects.
Lasts 10 minutes.