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3pcs Parrot Drinker Feeder Bird Cage Water Drinker Automatic Feeder Bottle. Dog Barking Train With Strap (Black). - You can adjust the frequency rod of your whistle to find the pitch that your best responds to.
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Working Principle: The ultrasonic dog repeller emits 25KHz waves (audible to dogs 15Hz-50KHz), which don't harm but deter barking and aggressive dogs. 1 x Ultrasonic Dog Repeller. Safe & Humane: An alternative to shock collars, using ultrasonic technology for gentle, non-harmful correction.
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It will not harm animals, let alone human beings. A Handheld Ultrasonic Dog Trainer, Repel Dogs. Uses the latest in ultrasonic technology. Handheld dog deterrent device.
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Parrot Flying Rope Pigeon Harness Bearded Dragon Bird Leash Adjustable. Bathroom Tumbler Cup Plastic Toothbrush Cup Unbreakable Drink Cup. Dog Whistle Stop Barking Silent Sound Trainer Stainless Steel Dog Whistle.
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This is a brand new Ultrasonic Pet Anti-Barking Device that uses sound waves to control your dog's barking. It is a training device that is suitable for all dog breeds and is easy to use. The device emits an ultrasonic sound that is unpleasant to dogs, but not to humans, so you can easily stop your dog from barking without causing any harm to the animal. The device is black in color and is made in China. It is an ideal tool for dog owners who want to train their pets without using harsh methods. With this device, you can easily teach your dog to be quiet and well-behaved.
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Can be hung on trees, indoor, outdoor walls or fences to prevent dogs from barking (in range). Ultrasonic anti-barking device can automatically detect dog barking from 50 feet away. There are 4 frequencies for ultrasonic waves to choose from.
eBay
Working Principle: The ultrasonic dog repeller emits 25KHz waves (audible to dogs 15Hz-50KHz), which don't harm. 1 x Ultrasonic Dog Repeller. Safe & Humane: An alternative to shock collars, using ultrasonic technology for gentle, non-harmful correction.
eBay