From Thinkgeek:

Let the Daleks shed some light on that for you. Well, Dalek, singular. This 6″ white Dalek plugs into your wall outlet and keeps the nightmares at bay. Unless you think Daleks are the scariest monsters on Doctor Who, because you might actually have more Dalek dreams with this little guy there to remind you of them. Plus, this Dalek Night Light is guaranteed to strike fear into any 6″ time-traveling home intruders you might encounter.

[Dalek Night Light @ Thinkgeek.com]