The long sound waves emitted by pets can be heard from three or four kilometers away, but human ears cannot hear them.
There is a volume adjustment screw, which can operate the sound level according to the actual use.
It can be used to train pigeons, dogs, and cats.
Multiple colors are available, there is always a color you like.
Color: black, red, white, orange, blue
Material: brass chrome plated
Net weight: 15g
Rope length: 44cm
Diameter: 1cm
Length: 8cm
1*whistle