Còi Siêu Âm Huấn Luyện Chó

Characteristics: 100% brand new and high quality. Made of heavy duty quality alloy, rust resistant and durable. Mini size but clear sound, give ultrasound dogs can hear to control your dogs by stopping unnecessary barking. Adjust the tone and whistle your dog, easily teach your dog unlimited commands like sit, come home, stop barking, etc. Make sure your whistle commands are consistent and your dog will know what you expect from him. Change your dog's behavior through training. Small size, easy to put in the pocket and carry. The whistle with a keychain can hang on your keychain or bag, not easily get lost. Specification: Color: as shown Material: alloy Size: 7.5 * 0.5cm / 2.95 * 0.2inch Function: dog training, communication Note: Please allow 1-3cm (0.4-1.18 ") difference due to manual measurement and slight color variation for different display setting. The package includes: 1 x dog training whistle