Ultrasonic Copper Core Dog Whistle – Natural, Effective Silent Command Training Tool

Third-party tested and safety-verified whistle for reliable training sessions Adjustable frequency with lock to curb barking, teach recall, and master tricks Precision-ground mechanism provides a broader frequency range suitable for dogs of all ages Includes a 49 cm lanyard and protective cover for easy carrying and storage Eco-friendly design crafted from quality materials for responsible pet owners