It has 3 adjustable ultrasonic frequency levels including 30KHz for small dogs, 20KHz for docile dogs, and 15/30KHz for large dogs. -Adopting ultrasonic sound, non-toxic, chemical-free, safe to use, your dog can hear it but will not be hurt.
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They're safe for dogs 5-120 lbs, from 6 months to 8 years old. The ergonomic design fits nicely in your hand, while a carabiner lets you take this ultrasonic dog bark deterrent anywhere. It has sound and ultrasonic modes with a frequency of 25 kHz that's hard for humans to hear.
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🐕 Dog Training & Behavior Aids Device - MODUS adjustable ultrasonic barks no more dog training device releases ultrasonic sound which is inaudible and safe to humans but can be heard by your dog and make it feel uncomfortable.
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Can be hung on a tree, indoor, or outdoor wall, or fence to prevent dog barking (within range). An ultrasonic anti-barking device can automatically detect dog barks 50 feet away. 1 x Anti-bark device.
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Working Principle: The ultrasonic dog repeller emits 25KHz waves (audible to dogs 15Hz-50KHz). 1 x Ultrasonic Dog Repeller. which don't harm but deter barking and aggressive dogs.Target Audience: Effective for large, fierce.
eBay
They're safe for dogs 5-120 lbs, from 6 months to 8 years old. The ergonomic design fits nicely in your hand, while a carabiner lets you take this ultrasonic dog bark deterrent anywhere. It has sound and ultrasonic modes with a frequency of 25 kHz that's hard for humans to hear.
eBay
They're safe for dogs 5-120 lbs, from 6 months to 8 years old. -Safe & Long Lasting - Dog barking deterrent works up to 16 ft and shuts off after 10 sec as a safety feature. It has a 450 mAh battery and.
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Can be hung on a tree, indoor, or outdoor wall, or fence to prevent dog barking (within range). An ultrasonic anti-barking device can automatically detect dog barks 50 feet away. 1 x Anti-bark device.
eBay