Going on vacation, but worried about the water quality at your destination? Simply take the Nano-UV Water and Surface Disinfectant with you. In only 40 seconds (10 secs. for surfaces), you’ll kill 99.9% of all fungus, bacteria and mold in the water! Best feature of this device is that it is “green”, not using any chemicals or sprays to disinfect. Lightweight and portable, pack in your carry-on and go. Safe travels!