🐶 Adjustable Pitch Stainless Steel Dog Training Whistle - ZWWIN Ultrasonic Safety Dog Whistle to Stop Barking with Free Lanyards Review

【Effective Dog Training Tool】Train your puppy/dog to follow instructions, come to you, stop barking, etc. by using different ultrasonic frequencies. 【Adjusts to Your Dog’s Hearing】Since individual dogs respond to different frequencies, our whistle allows you to change and adjust the whistle’s frequency to suit your own dog’s hearing, making it easy to catch your dog’s attention without hurting your dog’s ears. 【IMPORTANT RECALL FOR PUPPY 】DOGS - Your Pet Can Hear The Dog Whistle Up To 25 Meters Away Letting Them Hear Where You Are Even If They Can't See You!. 【Easy to Use】 Loosen the sonic adjustment screw, while blowing the air in from the air inlet, turn the adjustment lever to adjust to the optimum pitch. After the adjustment lever is turned, tighten the sonic adjustment screw. Notice your dog's reaction to each setting until your dog exhibits the strongest reaction. 【100% Satisfaction】Please contact our customer service if there is any question, and we will give you a satisfied solution within 24 hours.