HUMANELY REPELS ANIMALS AND PESTS: Keeps animals and pests out of plants, yards and gardens using a harmless spray of water.UNIQUE DAY AND NIGHT DETECTION: The only deterrent sprinkler on the market with options for day only, night only, or 24 hour protection, giving you the flexibility to ensure the Yard Enforcer only activates when you need itSTABLE DESIGN: Simply press spike into soil or turf to firmly hold the Yard Enforcer in place. Sprays up to 70 feet in diameter, covering 3,840 square feet when set to a full circleSAVE WATER AND BATTERY LIFE: Includes sensing technology for optimum water and battery conservation; get over 7,500 activation cycles on just 4 AA alkaline batteries and as little as 2 cups of water per activation.INTELLIGENT SENSING TECHNOLOGY: Sensing technology learns the difference between trees and animals, so your water will not activate every time the wind blows.