Outdoor Anti Dog Bark Deterrent Device, 50Ft Ultrasonic (3 Emitters)

li . 50Ft Anti Dog Bark Deterrent Devices W/3X UltraSonic Emitters|No Bark|Outdoor US 4 Cores Station Features: 【 Quad-core Auto Anti Barking Device】: Utilizes advanced ultrasonic technology to stop excessive barking with 4 ultrasound heads. Automatically activates upon detecting barks and stops when barking ceases, offering a safe and humane training solution.【3 Adjustable Ultrasonic Levels】: Features three adjustable ultrasonic levels (10-16KHz for small dogs; 20KHz for docile dogs; 30KHz for naughty/large dogs). Recommended for dogs aged 6 months to 8 years. Test different levels for optimal results.【33ft Detection Range】: Effective within a 33ft range. Ensure no obstructions for best performance. 【Fast Charge & Long Battery Life】: Fully charges in 2 hours via USB (output ≤2A). Provides up to 30 days of continuous use. Red light indicates charging; blue light means fully charged.【Compatible with Most Dogs】: Works for most breeds and sizes. Not recommended for aggressive dogs or multiple barking dogs simultaneously. Avoid using the same frequency on one dog for over 10 days to prevent resistance. Change frequency every 7-10 days. How to use1.Turn on the switch and adjust it to the range of 15KHz-30KHz. Place the Anti Barking device within 1 meter/39.37in of the dog, and whenthe dog barks, the device will work and the dog will stop barking. Suggest placing it next to the dog cage, facing the dog.2.The 15-30KHzrange is suitable for most dogs. Please adjust to this gear to test the effect, and then test 20KHz and 30KHz ranges(Native dogs, wolf dogs, and fierce dogs have better effects. Turning on the switch immediately has an effect. Some pet dogsmay be very irritable and bark loudly in the first few days, but after about a week or two, the effect will be achieved by allowingthe dog to form a conditioned reflex. The principle of a bark stop device is that when the dog barks, ultrasound will work, makingthe dog's ears uncomfortable and uncomfortable, forming a conditioned reflex to stop barking.) Specifications:Waterproof grade: Life Grade Waterproof IP45Effective distance: 33 FtUltrasonic frequency: 10-30KHzProduct size: 11*8.2*4cmCharging time: 2 hoursBattery Capacity: 2500mah Package includes1. Anti-barking device2. USB charging cable3. Install the screws and expansion bolts4. Instruction manual Handheld Portable Features: 【Handheld Ultrasonic Dog Trainer】: A professional tool for training and bark control, emitting safe sound waves (25-40KHz) to attract dogs' attention and prevent unwanted behaviors. Adjustable sound waves repel aggressive dogs, making cruel shock collars unnecessary. 【Portable & Effective Range】: Compact

size for easy portability, one button operation can drive dogs with a 30-foot range for effective bark prevention. 【Long Battery Life】: 800mah Rechargeable Li-ion battery offers up to 60 days of use per charge, ideal for travel and outdoor activities. 【Unique Dual Frequency Modes】: Low/high-frequency modes for training and immediate behavior correction. 【LED lighting design】: Two high brightness LED lights, one click to turn on spotlight lighting, walking in the dark, safe and worry free! Specifications:Working Principle: The ultrasonic dog repeller emits 25KHz waves (audible to dogs 15Hz-50KHz), which don't harm but deter barking and aggressive dogs.Target Audience: Effective for large, fierce, and domestic dogs over 6 months. Less effective for puppies <6 months, seniors >8 years, or pets due to reduced hearing sensitivity.Applicable Distance: Max 30 ft, best at 18 ft. with no obstacles, as ultrasonic waves can't bypass barriers.Applicable Environment: Works best in quiet settings. Noise from cars, busy streets, or loud speakers can interfere.Safe & Humane: An alternative to shock collars, using ultrasonic technology for gentle, non-harmful correction.Usage: Aim at the dog, press, and hold the ultrasonic button. Switch gears if needed. Color: OrangePower Source: Battery PoweredController Type： Button ControlMaterial: PlasticInput Voltage/Current : 5V/2A(DC)Working sound wave: 25KHz-40KHzProduct Dimensions: 4.3*1.2*1.2inchesItem Weight 0.11 PoundsRecommended Uses For Product: Dog training, stopping barking, chasing away vicious dogs Package Includes:1 x Ultrasonic Dog Repeller1 x User Manual1 x USB-C Cable Item will be sent out by USPS or other carrier accrodingly. No local pickup. We reserve the right to change the shipping method without notifying customers. We have multi-warehouses in NY/CA/KY/TX,so your item may not be sent from the warehouse which stated in the item location. We accept online payments managed by eBay. Please send us a eBay message if there is any problem with your order before leaving us a negative feedback/low DSR rating/opening a return case, we will reply within 24 hours.