Best No Bark Dog Collars - Top Picks & Guide

Does your dog’s barking sometimes feel like a constant soundtrack to your life? Maybe neighbors have complained, or perhaps you just crave a little peace and quiet. Finding a solution can feel overwhelming. There are so many different types of no-bark collars out there—shock, spray, vibration—it’s tough to know which one is safe, effective, and right for your furry friend.

Choosing the wrong collar can lead to frustration for both you and your dog. You want to stop the excessive barking, but you also want your dog to be happy and comfortable. This guide cuts through the confusion. We will break down the different technologies, explore the pros and cons of each type, and show you how to select a collar that truly works for your specific situation.

Keep reading to discover the best approaches to finally quiet those noisy moments and enjoy a more harmonious home life with your beloved pet.

Top No Bark Dog Collars Recommendations

Bestseller No. 1

1S Stop Barking Smart Dog Bark Collar, Humane Anti Barking Device with Beep & Vibration, 7 Adjustable Sensitivity, Ultra-Light Bark Collar for Small Medium Large Dogs IP67 Waterproof Indoor Outdoor

𝐔𝐍𝐌𝐀𝐓𝐂𝐇𝐄𝐃 𝟑.𝟔𝐗 𝐏𝐎𝐖𝐄𝐑 – 𝐒𝐈𝐋𝐄𝐍𝐂𝐄 𝐋𝐈𝐊𝐄 𝐍𝐄𝐕𝐄𝐑 𝐁𝐄𝐅𝐎𝐑𝐄! Most collars fail, ours conquers. With dual brushless motors, the NQQHNN dog bark collar delivers 3.6X stronger training efficiency—resolving up to 98% of barking issues without discomfort. From stubborn barkers to sensitive pups, this bark collar for large dog and medium dogs ensures results for all breeds. For toy breeds, our bark collar for small dogs provides the perfect balance of gentle yet effective correction. Enjoy the ultimate humane solution for a calm, quiet home from now on!
𝐇𝐔𝐌𝐀𝐍𝐄 & 𝐒𝐀𝐅𝐄 – 𝐈𝐍𝐓𝐄𝐋𝐋𝐈𝐆𝐄𝐍𝐓 𝐏𝐑𝐎𝐓𝐄𝐂𝐓𝐈𝐎𝐍 𝐁𝐔𝐈𝐋𝐓-𝐈𝐍! Training should never hurt. This no bark collar for dogs uses gentle Beep (2 levels), Vibration (7 levels), Beep + Vibration Mode, ensuring a humane and stress-free experience for your pet. Especially suited as a barking collar for for sensitive, timid, senior, or younger pups. For extra safety, it features an Auto-Sleep Mode: after 5 consecutive activations, the bark collar for dogs pauses for 1 full minute, giving your dog time to relax and preventing over-correction. A smarter, safer path to a peaceful home
𝐂𝐔𝐓𝐓𝐈𝐍𝐆-𝐄𝐃𝐆𝐄 𝐒𝐌𝐀𝐑𝐓 𝐂𝐇𝐈𝐏 – 𝐆𝐎𝐎𝐃𝐁𝐘𝐄 𝐅𝐀𝐋𝐒𝐄 𝐀𝐋𝐀𝐑𝐌𝐒, 𝐇𝐄𝐋𝐋𝐎 𝐈𝐍𝐒𝐓𝐀𝐍𝐓 𝐑𝐄𝐒𝐏𝐎𝐍𝐒𝐄! No more random beeps, no more confused pets. Our dog barking collar is equipped with an advanced sound-recognition chip that not only filters out background noise, barking from neighbor dogs, or kids playing, but also reacts in under 1 second to your dog’s unique bark. This means instant correction, right when it matters most. It also offers 7 adjustable sensitivity levels, suitable for different environments: Level 1 is the least sensitive, while Level 7 is the most sensitive and responds to the slightest bark. It’s precise, fast, and always reliable
𝐅𝐄𝐀𝐓𝐇𝐄𝐑-𝐋𝐈𝐆𝐇𝐓 𝐂𝐎𝐌𝐅𝐎𝐑𝐓 – 𝐃𝐎𝐆𝐒 𝐅𝐎𝐑𝐆𝐄𝐓 𝐈𝐓’𝐒 𝐓𝐇𝐄𝐑𝐄! 30% lighter than bulky collars, made with 600D nylon, adjustable 6–23 inches (5–150 lbs). Whether you need dog collars for large dog or dog collars for medium dogs, it fits securely and comfortably. For smaller breeds, our bark collar for small dogs 5-15lbs offers the perfect lightweight fit. The fit is gentle yet secure. Your dog enjoys natural comfort—you enjoy instant peace
𝐅𝐀𝐒𝐓 𝐑𝐄𝐂𝐇𝐀𝐑𝐆𝐄, 𝐑𝐄𝐋𝐈𝐀𝐁𝐋𝐄 𝐋𝐎𝐍𝐆-𝐋𝐀𝐒𝐓𝐈𝐍𝐆 𝐔𝐒𝐄 Designed with FlashSec technology, this no bark collar for dogs fully charges in about 2 hours and can support extended standby use for many days. The IP67 water-resistant build helps the anti bark collars for dogs withstand everyday conditions such as light rain, mud, and splashes—making it suitable for both indoor and outdoor training（For safe operation, always use a standard 5V/1A charger and avoid any third-party fast-charging adapters to ensure battery stability and longevity）

SaleBestseller No. 2

FAFAFROG Dog Bark Collar for Large Medium Small Dogs, Rechargeable Smart Bark Collar, Anti Barking Training Collar with 5 Adjustable Sensitivity Beep Vibration (Black)

Safe, Effective, Easy Setup: The dog bark collar has 4 working modes; 5 adjustable sensitivity levels. Just press the M button at any time to enjoy quiet time. Please refer to the user manual before use for optimal performance and safety
Automatically Stop Dog Barking: FAFAFROG bark collar for large dogs is equipped with an upgraded smart dog barking recognition chip with 2 activation conditions: The dog keeps barking and vibration from vocal cords (No remote)
Protect Mode: The smart color display clearly shows the working status and power level; If the dog bark collar has been activated 6 times continuously, it will stop working for 30 seconds (the digital display changes to "8"), protecting your dog from unnecessary activation. FAFAFROG bark collar is a tool of love, not punishment
Fast Charging & Waterproof: The bark collar for medium dogs features new charging for simple operation and more stable charging; A full charge in 2 hours works for about 15-20 days; The bark collar for large dogs has an IP67 waterproof design, so you can enjoy training time with your dog in the pool, park, beach, or backyard. Your dogs will enjoy bathing, swimming or playing in the rain
Fits Most Dogs: Our bark collar is 27 inches long and weighs 0.17 lbs, suitable for dogs weighing 8 to 150 lbs with neck sizes from 8 to 25 inches, and is ideal for dogs over 6 months old. The bark collar length can be adjusted as your dog grows

SaleBestseller No. 3

Bark Collar, 2 Pack Smart Dog Bark Collar for Large Medium Small Dogs, Anti Barking Device for Dogs Training Collar with Beep Vibration Harmless Shock, 5 Adjustable Sensitivity (Black)

【Perfect Fit for All Dogs】Designed for small, medium and large dogs, our lightweight bark collar feature an adjustable strap that grows with your dog. Soft reflective nylon ensures a comfortable fit, and double reflective stitching for increased visibility, ensuring safer nighttime walks.
【4 Humane Training Modes】You can choose beep, vibration or a combination of both, and for more stubborn dogs, there is a shock mode. Designed for gradual learning, the system starts with a gentle reminder and escalates only when needed, without causing stress or injury. 5 levels of adjustable sensitivity for a variety of environments.
【Smart AI Bark Detection& Waterproof】Say goodbye to false triggers! Our advanced AI chip detects only real barking, ignoring ambient noise or other pets. Additionally, this shock collar for dogs is IP67 waterproof and can withstand rain, snow and mud splashes.
【20 Days Battery Life】Spend less time charging and more time training! The fast-charging feature quickly powers up the anti barking device for dogs, and the 20-day standby time ensures it's always ready to go. The bright LED display shows battery level and settings at a glance, and the sleek design adds style to your dog.
【Additional Protect Mode】Our innovative protection mode automatically pauses the dog training collar for 30 seconds after 7 consecutive triggers to prevent over-stimulation. This user-friendly feature ensures stress-free training while promoting positive behavior.

SaleBestseller No. 4

KJKZO Dog Bark Collar for Large Medium Small Dogs, Effective No-Bark Collar, Smart Barking Collar, Rechargeable Bark Collar with 7-Level Sensitivity, 3 Beep & Vibration Modes, Waterproof, Orange

① AI SMART BARK COLLAR. Tired of constant barking ruining your peace? Meet the KJKZO Bark Collar—engineered with dual-sensor technology that detects BOTH sound and vocal cord vibrations. Lab-tested over 1,000+ times, this intelligent system can eliminate 97.8% of false triggers from other animals or ambient noise. Finally, reclaim the quiet you deserve—whether you need a bark collar for large dog or a bark collar for medium dogs, this is the ultimate solution for excessive barking.
② 0.1S LIGHTNING-FAST RESPONSE. Every bark counts—and the KJKZO Bark Collar acts faster. With a near-instant 0.1-second response (before you can even say "Quiet!"), our bark collar has already delivered a corrective signal. This dog bark collar delivers instant correction to stop excessive barking, providing pinpoint-accurate training right when it's needed. No more delayed reactions—just peaceful quiet restored to your home before the barking escalates.
③ 3+7 CUSTOMIZABLE TRAINING MODES. Every dog is unique, and so are their training needs. That’s why we designed our no bark collar with fully customizable training: 3 correction modes (beep+vibration and other combinations) and 7 sensitivity levels. Perfect for apartment living, backyard play, or late-night quiet hours – tailor the settings of this stop barking collar to match your dog’s temperament and your lifestyle. It's like having a professional dog trainer on call, 24/7!
④ 7/1 SMART SAFETY PROTECTION SYSTEM. We understand your concern about your furry friend's comfort. That’s why this bark collar for large dog features Smart Pause Technology: after 7 consecutive barks, it automatically enters 1-minute rest mode, giving your pup time to calm down and preventing over-correction. Train your dog with this bark collar with confidence—KJKZO Dog Bark collar works with your dog’s nature, not against it.
⑤ 2H FAST CHARGING & IP65 WATERPROOF. Worry that your bark collar will die at a crucial moment? With just a 2-hour quick charge using the included Type-C cable (compatible with your phone charger or power bank), this KJKZO bark collar for medium dogs lasts an incredible 20+ days. And the IP65 waterproof rating means your water-loving pup can swim, play in the rain, or shake off after a bath without any issues, making it an ideal dog bark collar. Freedom for them, peace of mind for you!

Bestseller No. 5

Kollgux Dog Bark Collar Pro, Instant Bark Solution, Smart Anti Barking Device with 4 Correction Modes, Fast-Acting Barking Collar for for Large Medium Small Dogs 5-150lbs, Ideal for Home & Outdoor Use

🎄𝐒𝐓𝐎𝐏 𝐁𝐀𝐑𝐊𝐈𝐍𝐆 𝐂𝐇𝐀𝐎𝐒 𝐈𝐍 𝐒𝐄𝐂𝐎𝐍𝐃𝐒 – 𝐌𝐀𝐆𝐈𝐂-𝐋𝐈𝐊𝐄 𝐂𝐎𝐍𝐓𝐑𝐎𝐋! Tired of non-stop barking ruining your peace at home or disturbing neighbors? Kollgux dog bark collar instantly tackles it with dual 12000R brushless motors, providing 4X faster anti-barking performance than ordinary barking collars and reducing up to 95% of noisy behavior. Intelligent sensors detect bark, howl, and whine, giving instant correction for small, medium, or large dogs 5-150lbs. Forget ineffective bark deterrent device—this anti barking device for dogs restores calm and makes walks enjoyable again
🎄𝐂𝐔𝐒𝐓𝐎𝐌𝐈𝐙𝐀𝐁𝐋𝐄 𝐌𝐎𝐃𝐄𝐒 𝐅𝐎𝐑 𝐄𝐕𝐄𝐑𝐘 𝐏𝐄𝐑𝐒𝐎𝐍𝐀𝐋𝐈𝐓𝐘 – 𝐓𝐑𝐀𝐈𝐍 𝐋𝐈𝐊𝐄 𝐀 𝐏𝐑𝐎! Every dog is unique — and now your training can be too. The Kollgux bark collar for large dogs, medium dogs, and small dogs features 4 fully adjustable modes: Beep (1–5), Vibration (1–5), Beep + Vibration (1–5), and Beep + Vibration + Static (1–9). Gentle levels 1–4 suit small or senior pups, while levels 5–9 handle confident barkers. As the only anti barking device for dogs with customizable static levels, it gives you safe, precise, and effective bark control for every size and personality
🎄𝐇𝐈𝐆𝐇-𝐏𝐎𝐖𝐄𝐑 𝐁𝐑𝐔𝐒𝐇𝐋𝐄𝐒𝐒 𝐌𝐎𝐓𝐎𝐑𝐒 – 𝐋𝐀𝐒𝐓𝐒 𝐘𝐄𝐀𝐑𝐒, 𝐍𝐎𝐓 𝐌𝐎𝐍𝐓𝐇𝐒! Fed up with collars that die quickly? Meet the next generation of dog barking collar technology. Powered by dual 12000R brushless motors, Kollgux delivers up to 4× faster bark correction while saving 45% more energy than ordinary bark collar for small dogs. The advanced brushless system ensures smoother performance and a lifespan that lasts years, not months. It's the kind of engineering that sets a true anti bark collars for dogs apart — built for those who expect professional-grade performance that truly lasts
🎄𝐒𝐌𝐀𝐑𝐓 𝐀𝐈 𝐒𝐎𝐔𝐍𝐃 𝐑𝐄𝐂𝐎𝐆𝐍𝐈𝐓𝐈𝐎𝐍 – 𝐓𝐑𝐀𝐈𝐍 𝐒𝐌𝐀𝐑𝐓𝐄𝐑, 𝐍𝐎𝐓 𝐇𝐀𝐑𝐃𝐄𝐑! Powered by next-gen AI bark recognition, Kollgux learns and distinguishes your dog’s unique barking pattern — not random noises like wind, cars, or other dogs. No more false triggers, no unnecessary corrections. This isn’t guesswork — it’s precision training designed by science. Whether your dog barks out of excitement, anxiety, or boredom, Kollgux anti barking device for dogs responds only when it truly matters, keeping training safe, consistent, and stress-free. Because smart dogs deserve smarter training
🎄𝟐-𝐇𝐎𝐔𝐑 𝐅𝐀𝐒𝐓 𝐂𝐇𝐀𝐑𝐆𝐄 – 𝐓𝐑𝐀𝐈𝐍 𝐖𝐈𝐓𝐇𝐎𝐔𝐓 𝐈𝐍𝐓𝐄𝐑𝐑𝐔𝐏𝐓𝐈𝐎𝐍𝐒! Stop worrying about dead dog bark collars mid-training! Kollgux charges fully in just 2 hours and includes a clear LED battery indicator. Perfect for long sessions with your dog, this bark collar for medium dogs keeps going, helping you maintain consistent training routines. Forget the hassle of constantly recharging—this is freedom, convenience, and reliability in one device

SaleBestseller No. 6

Oliry Smart AI Bark Collar for Large Medium Small Dogs, Anti Barking Device with 5 Training Modes, Exclusive Forced Bark-Stopping, Rechargeable IP67 Waterproof Bark Collar with 5 Sensitivity (Black)

5 Smart Training Modes & 5 Adjustable Sensitivity Levels with Forced Bark-Stopping: Oliry bark collar features 5 effective training modes: Beep, Vibration, Beep+Vibration, Beep+Vibration+Static, and Boost Static+Beep+Vibration — combined with 5 adjustable sensitivity levels for customized training. Gently correct unwanted barking and stop stubborn barking instantly with safe, flexible, and personalized bark control
Advanced AI Chip & Instant Bark Detection: Upgraded anti barking device with smart AI technology and voiceprint recognition. The bark collar for dogs responds in just 0.01 seconds, filters out other noises, and prevents false triggering for precise and safe bark control
Rechargeable & Easy-to-Use LCD Screen: This rechargeable dog bark collar charges in 2 hours and lasts up to 18 days. The clear LCD display shows battery level, sensitivity level, and working mode for hassle-free operation. Type-C charging cord prevents loss
Fits Dogs of All Sizes: Adjustable bark collar fits dogs from 8 to 150 lbs with neck sizes from 8 to 25 inches. Ideal bark collar for large dogs, bark collar for medium dogs, and bark collar for small dogs — perfect for all breeds over 6 months old
IP67 Waterproof & Pet-Safe Features: This bark collar for laege dog is IP67 waterproof for outdoor training in any weather. Safety mode automatically pauses after 6 continuous triggers. Removable metal prongs with silicone covers protect your dog's skin from irritation

Bestseller No. 7

SportDOG Brand NoBark 10 Collar, Dog Bark Collars, Rechargeable, Programmable Bark Collar, Silent Partner Technology, Two Modes of Operation, Waterproof Collar (Black)

ADVANCED TECHNOLOGY: Experience the power of our bark static collar, equipped with Silent Partner Technology, a unique patented feature that accurately distinguishes your dog's individual barking style from other noises. This technology ensures false-correction-free bark detection, a crucial aspect of your pet's training that prevents unnecessary corrections and confusion, leading to more effective and precise training.
CUSTOMIZABLE TRAINING: Our automatic bark collar allows you to customize your dog's training with two operational modes, Progressive Correction and User Select, each offering 10 levels of static stimulation. This bark collar caters to your dog's temperament and responsiveness, providing a humane and effective training regardless of whether your dog is a stubborn barker or sensitive to corrections. Collar fits dogs 8 pounds or larger with neck sizes 5" - 22".
RECHARGEABLE: With our barking static collar for dogs, say goodbye to the hassle of constant battery replacements with the convenience of a rechargeable battery. This no barking device for dogs charges in just 2 hours and lasts up to 200 hours per charge, not only cost-effective and eco-friendly but also ensures your dog's training remains uninterrupted with the help of a low battery indicator.
WATERPROOF: Trust in our anti barking device for dogs, which boasts a waterproof and submersible feature, courtesy of DryTek technology. This dog training & behavior aids allows your dog's training to continue regardless of weather conditions or a swim in the lake, making the collar versatile and reliable. With a submersion capacity of up to 25 feet, it's perfect for water-loving dogs and outdoor adventures.
SAFETY FEATURE: Our NoBark 10 collar prioritizes your dog's wellbeing with the automatic shutoff feature that halts correction after 80 seconds. This bark static collar ensures your dog is not over-corrected, fostering a humane and safe training experience. With this feature, you can train your dog with peace of mind, knowing their wellbeing is always considered.

SaleBestseller No. 8

Smart Dog Bark Collar, Automatic Stop Bark Collar for Large, Medium, Small Dogs, Safe & Humane Barking Collar with Beep, Vibration & 7 Adjustable Sensitivity, Anti Barking Device IP67 Waterproof

【Gentle & Humane Bark Training – No Pain, Just Results】Say goodbye to harmful methods! The NQQHNN bark collar uses safe beep and vibration modes to stop excessive barking without hurting your pet. Ideal for families looking for a bark collar for large dog, a bark collar for medium dogs, or a bark collar for small dogs 5-15lbs that ensures happy training
【Ultra-Light & Skin-Friendly Design – Perfect for Comfortable Wear】Forget bulky collars that make dogs uncomfortable. Our dog bark collar is 30% lighter, breathable, and designed for long hours of use. Whether you need a bark collar for small dogs 5-15lbs, or a reliable barking collar for active outdoor pups, this is the comfort-focused choice
【Precision Bark Detection – No False Activations】The upgraded chip in this anti bark collar for dogs detects your dog’s unique bark only—no reactions to other dogs, cars, or background noise. A smarter bark collar for medium dogs, a more precise dog bark deterrent device, and a calmer home—all in one
【7 Sensitivity Levels – Customized for Every Temperament】From quiet pups to vocal barkers, the 7-level sensitivity system lets you train with confidence. Whether it’s a bark collar for small dogs, a dog training collar for stubborn breeds, or a barking dog deterrent for occasional correction, you’re always in control
【Quick Charge, Long Life – Always Ready When You Are】Fully charges in just 2 hours, this bark collar for large dog offers up to 18 days of standby. No need to recharge daily. A top-performing anti barking device for dogs, durable dog bark collar, and reliable tool for everyday training sessions

The Essential Buying Guide for No Bark Dog Collars

Does your dog bark too much? A no bark collar can help train your dog to be quieter. Choosing the right one is important for your dog’s safety and training success. This guide will help you pick the best collar for your furry friend.

Key Features to Look For

When shopping, look closely at what each collar offers. These features make a big difference in how the collar works.

1. Correction Type

Static Correction (Shock): These collars use a mild electrical pulse. Look for adjustable levels so you can start low and increase slowly.
Vibration: These collars use a buzzing sensation. They are often a good starting point for sensitive dogs.
Tone/Sound: Some collars only emit a high-pitched sound when the dog barks.

2. Sensitivity Adjustment

A good collar lets you control how sensitive the microphone is. If it’s too sensitive, your dog might get corrected for a cough or another noise. You must be able to fine-tune this setting.

3. Fit and Sizing

The collar must fit correctly. It should be snug enough to touch the dog’s skin but loose enough for you to fit two fingers underneath. Always check the weight and neck size recommendations provided by the manufacturer.

Important Materials and Durability

The material affects comfort and how long the collar lasts. Dogs can be rough on their gear.

Strap Material: Nylon straps are common, durable, and easy to clean. Look for waterproof or water-resistant options, especially if you have an active dog.
Collar Casing: The main unit that holds the electronics should be made of sturdy, impact-resistant plastic. Ensure it is weather-proofed.
Contact Points: If you choose a static collar, check the contact points. Metal prongs are necessary for a good connection, but plastic or silicone sleeves often come included for added comfort.

Factors That Improve or Reduce Quality

Not all no bark collars perform the same. Quality matters for effective training.

What Makes a Collar Better?

Automatic Safety Shut-off: High-quality collars stop correcting after a set number of barks in a short time. This prevents over-correction.
Rechargeable Batteries: These save money over time and often hold a charge longer than disposable batteries.
Clear Indicator Lights: Lights that show battery life or correction level make using the collar much easier.

What Lowers the Quality?

Poor Microphone Design: If the microphone picks up background noise easily, the collar will trigger falsely. This frustrates the dog and reduces trust in the device.
Cheap Plastic: Low-quality plastic can crack easily when exposed to rain or rough play.

User Experience and Use Cases

Think about where and how you will use the collar. This helps you decide on the best style.

Indoor Use vs. Outdoor Use

If your dog only barks inside when the mail carrier comes, a smaller, lighter collar might work best. If your dog barks constantly in the yard, you need a highly durable, waterproof model with a long battery life.

Training Goals

Are you trying to stop nuisance barking at neighbors, or are you trying to manage separation anxiety barking? For mild issues, vibration or tone might be enough. For persistent barking, static correction may be necessary, but always use the lowest effective setting.

Remember: No bark collars are tools. They work best when paired with positive reinforcement training. They interrupt the bad habit, but you must teach the dog what to do instead.

10 Frequently Asked Questions (FAQ) About No Bark Collars

Q: Are no bark collars safe for my dog?

A: When used correctly and sized properly, they are generally safe. Always follow the manufacturer’s guidelines and never use the highest setting first.

Q: Can I use a no bark collar on a puppy?

A: Most manufacturers recommend waiting until a dog is at least six months old, or until they reach a certain weight, usually 8 pounds. Puppies are still learning control.

Q: How quickly will my dog stop barking?

A: Results vary. Some dogs learn in a few days. Others might need several weeks of consistent training before they understand the correction means “stop barking now.”

Q: What is the difference between a vibration collar and a static collar?

A: A vibration collar uses a buzzing sensation for correction. A static collar uses a mild electrical pulse. Many users prefer vibration for sensitive dogs.

Q: Does the collar correct my dog if another dog barks?

A: High-quality collars use sound recognition that detects your dog’s specific bark frequency. Cheaper models might react to other noises, which is why good microphone sensitivity is important.

Q: How often should I put the collar on my dog?

A: Only put the collar on during training sessions or when you expect barking. Do not leave it on 24/7, as this can cause skin irritation or reliance on the device.

Q: What if my dog learns to bark softly to avoid the correction?

A: This is common. Check the sensitivity setting. If the collar is set correctly, it should still register barks that are too loud or too frequent, regardless of volume.

Q: Do I need to remove the collar before swimming?

A: Check the collar’s IP rating. If it is only “water-resistant,” you must remove it for swimming. Look for “waterproof” ratings if swimming is a regular activity.

Q: Can I use this collar with other training methods?

A: Yes! These collars work best as part of a positive training plan. Reward your dog when they are quiet, not just when the collar corrects them.

Q: What should I do if the collar stops working?

A: First, check the battery life. If the battery is charged, check the fit on your dog’s neck. If neither of those fixes the issue, contact the manufacturer’s customer support for troubleshooting or warranty claims.