{High Quality}: The pet clicker is made of ABS material + steel splinters, plus a freely retractable silicone strap, the sound is constant and highly recognizable, and is convenient to carry and train at any time. {Easy to Make a Sound}: It is easy to make a sound. When you survive and ask for help, you must be careful to spare your physical strength. A good survival whistle must be able to sound easily. {2 in 1 design}Dog clicker and high frequency whistle 2 in 1 function, hand press the switch to make loud gadagada sound, whistle with the mouth to produce high frequency sound, both have excellent penetration, so it can be used in different environments. {Easy to Make a Sound}: It is easy to make a sound. When you survive and ask for help, you must be careful to spare your physical strength. A good survival whistle should be able to sound easily. {Teaching Dog Skills}: Allows parents to teach dogs a variety of skills in a happy way, such as: fetch, follow, shake hands, cuddle tilt, stand, roll; And correct bad dog behavior, such as: biting, chasing, checking food, serving at the table, on the sofa, attacking, etc. You can also call your dog home remotely.