$4.99 (as of 21/08/2022 07:36 PDT details )
Features:
- Wordlessly train your dog with ultrasonic sound What sounds like a gentle whistle to humans can be heard by a dog hundreds of yards away
- Adjust the frequency until you find the right pitch for your dog, then lock it in with the special locking nut
- Quality stainless steel construction with stylish knurled grips and a handy cap to keep dust, dirt and lint out of your whistle
- Removable chain and key rings offer dozens of convenient carry options in your pocket, with your keys, on a lanyard, a belt loop, or a backpack
- 4 long, weighs 1.5 ounces