Havahart 5266 Spray Away Motion Activated Sprinkler Animal Repellent 2.0 Motion-activated sprinkler designed to protect yard from nuisance animals Infrared sensor detects animal's heat and movement and activates sprinkler Shoots short, startling burst of water to scare animal off property 9 sensitivity settings let you target specific animals and distances Defends area up to 1,900 square feet; Refer Page10 user manual for Troubleshooting steps