It's called a Colorimeter, and it can detect disease causing pathogens.
To use it, a water sample is mixed with a chemical solution, and the result is instantaneous.
Federal funds helped to create this instrument, and the final product costs around 200 dollars.
"This would be used by the border patrol, or the USDA," says Dr. Laurie Connell. "It can be used for e-coli water sampling, beaches, we've developed it for red tide algae."
The device will be blue-tooth compatible, so the user will be able to hook it up to his or her cell phone to receive results.