PierTech&reg; Motion Activated Sprinkler Animal Deterrent Havahart Function Deer Pest Squirlls Fox Racoon Mice Birds Dogs Cats Repellent Repeller Water Yard Lawn Scarecrow Functionality Spray Auto Activation Irrigation Garden Stray Dogs Deer Snake Raccoon Animals Repellent Spray Away Property Guard Innovative motion activated jet-spray sprinkler which drives away unwanted + Protects your ponds, lawns, flowerbeds and plants from stray animals. + Once the built-in sensor detects movement within a range of up to 10 meters, it activates the water jet for approximately 5 seconds. + Most animals get disturbed by the water jet and leave the area.