Material: Made of high-grade PC and alloy material.
Size: Length 7.3cm/2.8in * width 3.1cm/1.2in * thickness 2cm/0.78in
2 in 1: Press the switch with your hand to make a loud sound, or use your mouth to whistle to produce high-frequency sound.
Great for training puppies and young adult dogs,also ideal for cat, bird, chicken, sheep and even mouse.
Package include:4PCS Training Clicker