fatteryu Genuine Ultrasonic Silent Dog Puppy Whistle Training and Behaviour Aid Pet Tools

fatteryu

Silent dog whistle with adjustable frequency to suit your dogs hearing Almost inaudible to humans. Great training aid, the whistle can be heard by dogs up to 400 yards. To adjust the frequency screw the bottom of the whistle away from the top and then lock the position in place with a small screw driver. Material: Copper 1 Pc x Dog Whistle