People usually use night lights for the sense of security that a night light provides. Night lights are also practical and a great comfort to children of all ages.
When the nightlights come in a creative form, it’s even better.
See also UFO Lamps
You’ll be my night light, there when I go to sleep
You’ll be my night light, baby when I dream.
Under the moonlight, shining on the sea,
You’ll be my night light, watching over me.