Ultimate 3-in-1 Pest Exclusion System: Beyond Simple Ultrasonic Tired of woodpeckers damaging your siding or bats nesting in your attic? Our 2026 Upgraded Lycxbfjia system combines Electromagnetic Waves , Variable Ultrasonic Pulses , and USB Power to provide the most comprehensive 2,000 sq ft shield available. Why Choose Our USB Power Professional Grade Repeller? Wall-Penetrating Tech: Electromagnetic waves travel through house wiring to target pests where they hide. No More Dead Batteries: The reliable USB design ensures your protection doesn't stop at sunset. Specifications: Effective Range: Up to 4,000 Sq Ft (2 Units) Technology: Ultrasonic + Electromagnetic + Variable Frequency Target Species: Bats, Woodpeckers, Pigeons, Owls, and Rodents Frequently Asked Questions (FAQ): Q: Why is USB better than solar for woodpeckers? A: Woodpeckers and bats often nest in shaded areas or eaves where solar panels can't charge. Our USB unit provides 100% power intensity 24/7, ensuring the sonic barrier never weakens. Q: How long does it take to see results? A: Most users report a significant reduction in activity within 7-14 days. For established nesting patterns, we recommend 3 weeks of continuous use to break the exclusion cycle. Q: Will the sound bother my pets? A: No. The frequency range is specifically tuned to target avian and bat auditory systems, remaining humane and safe for cats, dogs, and humans.