Now you can locate and eliminate pet stains and odors once and for all! Our amazing formula comes with a black light stain detector that will show you areas to treat that are invisible to the naked eye. Spray the right spot and the fast action enzyme action will obliterate old and new stains and odors...forever. Helps prevent dogs and cats from remarking their territory, too! Includes 1- 32 oz. bottle, sprayer and enough concentrate to make a total of 64 ounces. 61/4” black light is made of durable man-made materials and takes 4 AA batteries available everywhere.