4Pcs Silver Ultrasonic Sound Whistle for Dog Training

Description

100% Brand New and High Quality!!!
ultrasound high frequency Training Whistle for dog adjustable Tone - chrome steel the ultrasound model whistle For training, hunting, practice.
Ultrasonic Metal adjustable silver whistle for dog and cat ultrasound Whistle for training dogs.
Adjustable Frequency The ultrasound whistle allows to recall his dog even over long distances without discomfort to the human ear which perceives a slight breath.
This ultrasonic whistle offers a powerful inaudible sound for humans but perceived by the dog for work and long distances.
Package Contents:1 x ultrasonic Whistle for Dog
Note:
Light shooting and different displays may cause the color of the item in the picture a little different from the real thing.
The measurement allowed error is +/- 1-3 cm.