Tired of lingering urine and stool odor left behind by your dog or any stray dog that happens into your yard? Yard Odor Killer effectively eliminates stool and urine odors instantly. This is not a masking agent and is safe to use around children, plants, grass, and pets. Simply attach any standard garden hose to the special nozzle and spray away. Covers up to 15,000 square feet. Great for use on grass, plants, shrubs, patios, patio furniture, kennels, dog runs, swing sets, fences, block walls or any other surface where odors arise due to pets. Shake well before using. Connect sprayer to garden hose. Turn on water. To begin spraying, point nozzle in the direction you want to spray. Turn white plastic knob to ON position. Spray evenly over area. To stop spraying turn knob to OFF position. Turn off water and disconnect sprayer from hose. If spraying on fabric, test product on very small inconspicuous surface area before using. Do not spray directly on pets. Safe for use around children and pets.