Super Bird-X Peller PRO 2 Powerful Bird Repeller for Crows and More BirdX developed the Super Bird-X Peller PRO 2 with bird distress and predator sounds to get rid of Crows, Blackbirds, Grackles, Cormorants, and Ravens. Drive pest birds away with this sonic bird repellent device. Programmable species-specific bird pest control device means reduction in bird droppings and damage from pest birds . This sonic repeller from BIRD-X uses birds' own distress calls to create a danger zone . Manage bird problems by frightening infesting birds away. Covers up to 6 acres. Proven in extensive field tests, Super BirdXPeller PRO significantly reduced or eliminated bird infestations. How Sonic Bird Repellents Work Super BirdXPeller PRO uses birds' distress cries from a microchip supplied by a major American university . Birds hearing these sounds perceive danger and become agitated and disoriented. The birds think flock mates are in trouble. The problem birds flee the area . . . never to return. Species-Specific and Programmable Options Target selected birds PRO 2 targets crows, blackbirds, grackles, ravens cormorants. Volume control of sounds Time off periods Choose delays from 60 seconds to 30 minutes. Time of operation Choose day, night or 24 hours. Keep bright lights from shining on the photocell for proper operation. Random operation randomly plays recordings in non-sequential order. Best results from this mode. Periodic reprogramming of sound patterns in your Super BirdXPeller PRO prevent sbirds from growing used to a pattern. Harmless Super BirdXPeller PRO harasses birds with loud, terrorizing sounds. Easy Operation Standard 110vAC required adapter included . Optional solar power panel recharges a 12VDC deep cycle marine battery not included that powers the PRO. Synergy Pair with a visual device or a physical barrier for best effect. Call for details. Super BirdXPeller PRO Includes Heavy-duty NEMA control box, with controls, four powerful di This item ships from a separate warehouse and may require extra time for delivery.