Dog Training Adjustable Ultrasonic Sound Whistle


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Some tips to use the dog whistle:
Adjust the pitch and blow the whistle to your dog. Use the dog whistle with varying sequences to train your dog. The behavior according to your instruction need to be trained for many times

Material: Metal
Length: 5.5cm (approx.)
Key ring loop included
Note: The dog whistle includes 2 parts of sound
Part 1: The ultrasonic. Human can not hear it, but dog can hear it
Part 2: The light sound. Can be heard by human, which help owner sound a long or short whistle to train the dog
Adjustable pitch, simply tighten or loosen the screw to work out your dogs frequency