Check the listing for details. Anti Bark Device for Dog-Variable Frequency Ultrasonic Dog Bark Deterrent Rec.... Condition: New. Listed at 24.09 USD. Anti Bark Device for Dog-Variable Frequency Ultrasonic Dog Bark Deterrent Rechargeable 2 in 1 Dog Barking Control Device Handheld Dog Training Tool Barking Behavior Trainer 16.4 Ft Range 100% Safe 【Adjustable Frequency Technology & 2 In 1 】- dog training device can emit the high-pitched ultrasonic sound of different frequencies, which can avoid becoming immune to a certain frequency ultrasonic sound after a long time of adaptation and no longer respond to it, so you can use different sound waves alternately in each period of time. Use the BEEP MODE before each use of ultrasound mode, so that some dogs can be conditioned to reflect, and they will react after hearing the BEEP sound. 【SAFE TO YOU & YOUR DOGS】 - Unlike other electric shock dog training tools, ultrasonic anti-bark device uses the latest ultrasonic tech with Variable frequencies at 22-25KHZ. The sound does not affect humans, but can easily grab the dog’s attention and stop their bad behaviors. Every time your dog makes mischief, simply LONG press the button (the effective range is 16.4ft / 5m) and point the ultrasonic dog training device directly at the dog. 【EFFECTIVE DOG BARK CONTROL DEVICE】- ultrasonic bark control device provides a safe and effective solution to assist owners in controlling unwanted barking and stop some bad behaviors of dogs, such as excessive barking, digging, chasing, eat something dirty or fighting, etc. Works well on many sizes of dogs (except dogs under 6 months and aggressive dogs). 【USB RECHARGEABLE & PORTABLE SIZE】 - Unlike other dog bark repellents using AAA battery, Ultrasonic Dog Bark Control Device with built-in 300mA Rechargeable Li-ion battery can last up to 20 days without worrying about no power. The small stop barking device fits perfectly in your hand. The Red LED light flashes when low power. 【SUITABLE FOR INDOOR & OUTDOOR ACTIVITY】 - dog bark deterrent can be used either indoor for stopping unwanted barking and house-training your puppies, and for those who are adventurers, the device can also be used for dog walking and training them to behave well in public and protect them from eating unsafe food. 【US: Any problem, please us by or from messenger for help instead of leaving a low rating.】 👉 What is special about Variable Frequency Ultrasonic Anti-Bark Device? *1. When the dog is no longer react to the anti-bark device, switch to other Frequency Modes, then the dog training device can emit different frequencies ultrasonic sound, which can attract the dog's attention again, avoid getting used to a constant frequency ultrasonic sound and no longer respond to it. *2. Equid the BEEP mode and the ultrasound mode (2 In 1) to satisfied different needs. *3. Effective to stop unwanted and bad behaviors. *4. Safe for all humans and pets. *5. Built-in 300mA Rechargeable Li-ion battery can last up to 20 days. *6. The Red LED light flashes when low power. 👉 How to Use? When dog barks or makes mischief, simply press the Beep button first, then press the Ultrasonic button for 10s towards him (Max control range: 16.4ft), or switch to other Frequency Modes when the dog doesn't respond to it. 👉 Using Tips: 1. Once the dog reacts positively, please praise and reward him to strengthen his memory. 2. Consistent training is required to achieve effective and long-lasting results. 👉 Attention: 1. The product may not be effective on dogs with hearing problems. 2. We do not recommend it for use on dogs under 6 months or over 8 years and also the aggressive dogs. 3. Ultrasound is highly refractive, so make sure there are no obstacles between it and your dog. 👉Package: 1* Dog bark deterrent 1*USB charging cable 1* Wrist strap Shipping We ship within Three business days of payment, usually sooner. We use a selection of shipping services such as UPS, FedEx, USPS etc. We only ship to the lower 48 states, no APO/FPO addresses or PO Boxes allowed. Local pickups and combined shipping options are not provided at this time. Return You can return a product for up to 30 days from the date you purchased it. Any product you return must be in the same condition you received it and in the original packaging. Please keep the receipt. Payment We accept payment by any of the following methods:PayPalPlease pay as soon as possible after winning an auction, as that will allow us to post your item to you sooner! Feedback Customer satisfaction is very important to us. If you have any problem with your order, please contact us and we will do our best to make you satisfied. Contact Us If you have any queries, please contact us via ebay. We usually respond within 24 hours on weekdays. Please visit our eBay store to check out other items for sale! Thank you for shopping at our store.