Handheld Ultrasonic Bark Deterrent – LED Flashlight, USB-C Rechargeable
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Details
Ultrasonic · LED flashlight · USB-C rechargeable
Calm Barking on Walks, in the Car and at Home
A dog that barks at cyclists, strangers or other dogs can turn a nice walk into a stressful one. This small handheld device puts an ultrasonic bark deterrent in your pocket. When the barking starts, point it at your dog and press the button. No collar to strap on, no app and no setup: it is ready to use straight out of the box.


How it works
Point, press, and the barking is interrupted
The device sends out a short, high-frequency sound. Your dog hears it as a brief, attention-grabbing signal that interrupts the barking. You hear nothing.
Used at the right moment and followed by praise, your dog learns over time to link the sound with barking, and the unwanted noise becomes less frequent. It is a gentle way to train: no shocks, no sprays and no collar.

Simple to use
Two buttons, nothing to set up
The layout is kept simple so you can use it without looking.
- Ultrasonic button (training mode): press and hold to send the high-frequency sound, about 25 to 30 kHz. The small light may flash while the signal is on.
- Flashlight button: switches the built-in LED light on and off, handy for walks in the dark.
- Ultrasonic emitter: the speaker end you point at your dog.
- Ergonomic grip: sits comfortably in the hand on walks.
How to use it
Four steps when the barking starts
1. Point
Aim the speaker end of the device directly at your dog.
2. Press and hold
Hold the ultrasonic button for 1 to 2 seconds.
3. Release
Let go as soon as your dog stops the unwanted barking.
4. Reward
Praise your dog or give a treat straight away, so quiet behaviour is rewarded.
Where it helps
Barking you cannot predict

Charging
Pocket-sized and rechargeable
The device has a built-in rechargeable battery. Charge it fully before the first use: connect the included cable to the charging port and plug the other end into a standard 5 V USB charger, a computer port or a power bank.
The light shows red while charging and turns green when the battery is full. Charging takes about 30 minutes to 1 hour. On standby the battery can last up to 60 days; frequent use of the ultrasonic sound and the flashlight means charging more often.

Range and battery
Works best in the open
The device works best within 5 to 10 metres (about 16 to 32 feet). Use it with a clear line of sight and in open spaces: walls, doors, glass, trees and fences block the ultrasonic sound.
The built-in lithium battery is rechargeable over USB-C, and the LED flashlight is there whenever you need light. Using the light for a long time drains the battery faster.
Training tips
For the best results
1. Combine it with a command
Say a short word like “Quiet” or “No” each time you use the device, so your dog links the word with the signal.
2. Reward the quiet
As soon as your dog stops barking, give praise, a treat or a pat. Your dog learns that silence leads to good things.
3. Be consistent
Use the device every time the unwanted barking happens. Using it only now and then can confuse your dog.
4. Keep it short
Do not hold the button down for long. Short bursts of 1 to 3 seconds work best; holding it too long can make your dog ignore the sound.

Good to know
Use it safely
The device is a tool to interrupt unwanted, excessive barking, not a magic fix. It works best together with the training tips above.
- It works on dogs of all breeds and sizes, but may be less effective on puppies under 6 months, whose hearing is still developing, and on older dogs with hearing loss.
- Do not use it to defend yourself against aggressive dogs.
- Do not hold it close to human ears: the high frequency can be uncomfortable even if you do not consciously hear it.
- It does not detect barking by itself. You decide when to use it by pressing the button.

Questions people ask
Can I hear the sound?
No. The ultrasonic sound of about 25 to 30 kHz cannot be heard by people, but dogs notice it. Still, do not hold it close to anyone’s ears.
Does it work through a door or window?
No. Ultrasonic sound does not pass through solid objects like glass, doors or thick walls. Use it in the same space as your dog, with a clear line of sight.
Does it switch on by itself when my dog barks?
No. It is a handheld device that you use by pressing the button.
How far does it reach?
It works best within 5 to 10 metres (about 16 to 32 feet) in open spaces.
Is a wall charger included?
No. A USB-C to USB-A cable is included. It works with standard USB phone chargers, computer ports and power banks.
Which dogs is it for?
Dogs of all breeds and sizes. It may work less well on puppies under 6 months and older dogs with hearing loss.
Specifications
- Sound: ultrasonic, about 25 to 30 kHz
- Range: 5 to 10 m (about 16 to 32 ft) with a clear line of sight
- Battery: built-in rechargeable 800 mAh lithium battery
- Charging: USB-C, about 30 minutes to 1 hour; red light while charging, green when full
- Standby: up to 60 days
- Light: built-in LED flashlight
What's in the box
- 1 × handheld ultrasonic bark deterrent
- 1 × USB-C to USB-A charging cable
- 1 × user manual
- Wall power adapter not included

