If you are an office worker stuck in a lifeless, drab cubicle or office all day you might need to bring some holiday cheer to your desk. ThinkGeek has just the thing for you, a fiber optic Christmas tree powered by your computers USB port. You can also power the little tree with AAA batteries as well if you need some holiday cheer on the go. The tree glows red, blue, and green and is 31cm tall. The Thanksgiving turkey has been eaten, so it’s safe to decorate for Christmas now!