It’s essentially a tool which reveals invisible stains so that anyone using it can properly clean it out from the surface (of a mattress, fabric or carpet) assuring a clean and sanitized surrounding. But we all know that it’s also a nifty toy which allows us to role play and pretend we’re like those geeks on CSI.

The UV stain detector can trace blood and other invisible and mysterious stains. Say, you’re in hotel and you don’t feel comfortable with the mattress, just point this thing at it and viola — ask to change rooms and tell the hotel stuff to launder their sheets properly!

Amazing ultraviolet light reveals hidden stains instantly so you can eliminate them, along with their odors! Located old and new stains, finding even small pet accidents, so you can throughly clean them. Features flashlight function, on/off switch; includes stain removal guide. Uses four AA batteries (not included). 6 1/4″ long x 2″ wide x 1″ high.

Via Miles Kimball