Metal Dog Whistle to Stop Barking Adjustable Sound Pitch with Keychain Professional for Recall Cat

Description 1. [Usage Method]: Loosen the sound wave adjustment screw, blow air in through the air inlet while rotating the adjustment rod to adjust to the appropriate pitch. After the adjustment rod is properly screwed in, tighten the acoustic wave adjustment screw. 2. This dog training whistle is mainly designed for ultrasonic sound. The Metal material whistle enables the product to emit high-quality ultrasonic waves 3. [Detailed Introduction]: The dog training flute can be adjusted to a sound suitable for your beloved dog as needed, enabling the dog to understand the owner's meaning based on the flute sound. Train your beloved dog with ease. Product Name: Dog Whistle Material: Metal Color: Silver Size: 5.3x0.8cm Packaging includes: 1pcs x Dog Whistle