Suitable for dogs from 6 months old to 8 years old. When the device works on 3 frequency levels,the light will flash blue every 6 seconds. The red light stays on 3 seconds when the sonic bark deterrent is triggered by barking.
eBay
1 Barking Deterrent Device. S/M/L/XL Pet Dog Knee Support Brace Leg Hock Front Back Protector Compression. Powerful Ultrasonic Technology: Equipped with high-frequency ultrasound ranging from 30,000Hz to 40,000Hz, this device effectively stimulates the hearing of aggressive dogs, creating a deterrent effect.
eBay
1 Barking Deterrent Device. Powerful Ultrasonic Technology: Equipped with high-frequency ultrasound ranging from 30,000Hz to 40,000Hz, this device effectively stimulates the hearing of aggressive dogs, creating a deterrent effect.
eBay
eBay
Safe & Humane - Ultrasonic dog bark deterrent can emit a flexible ultrasonic frequency in the range of 20 ~ 30KHz. It is effective pet corrector for dogs of all types and sizes of age 6 months to 8 years old. 4 Magical Modes - Choose from three modes - Stable Wave, Jump Wave, Sound Deterrent Mode and Cyclic Variable Frequency Plus Flash. Built-in LED Flashlight - Not only can bright LED lights illuminate your path, but the flash mode can also act as an additional deterrent. Fast charging & Long-lasting Battery - Dog barking deterrent with a built-in 1200 mAh Li-ion rechargeable battery and fastest Type-C Charging port. Safety Design - Incorporates 8s auto shut-off technology to protect the hearing safety of all breeds and sizes of dogs.
eBay
Type: Dog Ultrasonic Anti Bark Collar. This dog collar eliminates interruption from another dog. You can truly enjoy the outdoors with your pet, and eliminate nuisance barking.
eBay
This effective dog anyone can use it without training or experience. Mini dog high power training barking stopper to drive dogs and scare dogs outdoor -dog barking. Versatile : Ideal for a variety of situations, our dog barking can be used not to stop excessive barking but also to keep aggressive dogs at, providing enhanced during outdoor activities.
eBay
Features: Efficient expulsion: Using high-frequency technology, it can effectively and humanely expel unwanted cats and dogs, avoiding direct physical contact. Portable and easy to use: The lightweight design makes it easy to carry and operate with one hand, which is convenient for outdoor use, such as walking, jogging or . and reliable: It is to people and , will not cause damage, and produces that make animals uncomfortable to achieve the expulsion effect. Versatility: It has multiple working modes, such as expulsion , training and lighting , suitable for different scenarios and needs. Wide range of applications: It is suitable for a variety of dogs and cats, and can effectively them from approaching, barking, attacking and other behaviors, protecting the of themselves and others.
eBay