Bird-X GOOSE Buster Electronic Bird Repeller Gets Rid of Geese and Ducks Get rid of geese, ducks and other larger pest birds without resorting to poisons, traps or firing blanks. Keep geese off golf courses and athletic fields and away from and out of your pond or swimming pool. This sonic bird repellant , the GooseBuster, was tested and proven effective as a bird repellant. How GooseBuster Works Authentic goose alert and alarm calls recorded in the wild only such recordings in existence Audio makes the area uninhabitable for geese Behavior modification geese learn not to return Customizable settings Covers up to 7 acres four speaker system GooseBuster has been proven effective in numerous university-conducted field studies about effective pest bird control of geese and ducks. Repel Geese to Avoid These Problems Unsightly Mess At least a pound of droppings per day per goose! Contamination from increased fecal coliform levels in ponds. Ravaged grass and property. Money wastedcleaning, reseeding, resodding and repairing. Goose Buster is Effective Because To calls indicating uneasiness about potential danger And calls signifying immediate danger. In response, geese evacuate instantly, without waiting to identify the source. Different calls occur in random combinations frequencies, duration and intervals vary. Geese perceive many birds in many locations. Developed after 23 years of research Coverage One unit 5-7 acres.Two units 15-21 acres. Field tests show that a second unit increases coverage dramatically. This additive effect more than doubles the coverage in fact it increases up to three times reducing the per-acre cost significantly. Timer Program sounds to coincide with arrival of geese Programmable Choose interval between calls Speaker Sequencing Imitates natural patterns of Moving goose, looking around at disturbances; Several agitated geese. Random Play Sounds are always changing, preventing acclimation. Lon This item ships from a separate warehouse and may require extra time for delivery.