No Bark Collar USB Rechargeable Dog Training Collar 7 Sensitivity Harmness Product Details Live peacefully with the Openuye No Bark Training Shock Dog Collar. Since barking dogs can be disruptive and intimidating, this collar was designed as a humane way to put your good boy on his very best behavior. Using progressively increasing sound and shock after each bark, it helps pets to quickly understand when it's time to be quiet. The microprocessor is able to distinguish his bark from other environmental noises, and can easily be adjusted to control the sensitivity of its response. The technique of progressively increasing sound and shock is more humane, and it's also proven to be more effective in breaking the barking habit. Specification: Sensitivity: 1-7 gears adjustable , 1 gear for the least sensitive, 7 gear for the most sensitive. Vibration: 0-7 gears adjustable. 0 gear: the product does not vibrate Shock:0-7 gears adjustable.0 gear:the product does not act. Please adjust 0 gear if you do not need to shock your dog The products are lightweight. It fits all dogs from 15-150 LBS. Weight：0.15lbs Rainproof and Rechargeable The Length range of the dog collar：3.71~21.46 in Note: 1. Never connect a lead to the electronic collar; it is going to cause excessive pressure on the contacts. 2. Avoid leaving the collar on the dog for more than 12 hours per day. A collar worn for too long or made too tight on the pet's neck may cause skin damage. 3. Examine the contact area daily for signs of a rash or a sore,If a rash or sore is found and the condition persists beyond 48 hours, see your veterinaria  Electric, no bark shock collar immediately stops noisy, disruptive, and intimidating barking using 7 levels of correction. Intelligent Smart Design: Unlike traditional dog shock collar, this microprocessor is able to distinguish his bark from other environmental noises, and can easily be adjusted to control the sensitivity of its response. Rechargeable and Rainproof: Each no bark collar contains a built-in USB rechargeable battery and 1 hour of charge time gives you 10-15 days of use. Rainproof and lightweight is great for indoor and outdoor use even in bad weather. Easy-to-read LCD screen - 7 Sensitivity level can be adjusted to fit for different kinds of dogs and specific environments. The level numbers can be seen on the screen. Choose the effect you want to apply. Features a safety shut off that resets the collar back to level 1 once level 7 has been activated, and response sensitivity is adjustable. Payment Details We stand behind our products.Items can be returned for exchange or full refund within 30 days from the date you receive your merchandise. We are not responsible for any purchase after this 30-day period. Shipping Details Shipping is FREE to all addresses other than APO/PO boxes in the lower 48 states. Our stock all ships from our US-based warehouses. Shipped via USPS or UPS (depending on location and package weight) Unless stated otherwise, all orders will ship within 24 hours of your payment being processed. Check our feedback to see the great reviews of FAST shipping we offer. Delivery & Return Policy Details Domestic lower 48 free shipping is expedited. We have many different shipping locations depending on the product you buy and the shipping location that you choose. We try to ship most items within 24 hours of payment Monday-Friday. Most orders are in transit for two days but some may take longer. If you have a specific time frame please contact us before you make the purchase.Return shipping is the responsibility of buyer unless the return is a result of our mistake . We will pay for shipping replacement back to you if an exchange is requested. No Bark Collar USB Rechargeable Dog Training Collar 7 Sensitivity Harmness Electric, no bark shock collar immediately stops noisy, disruptive, and intimidating barking using 7 levels of correction.Intelligent Smart Design: Unlike traditional dog shock collar, this microprocessor is able to distinguish his bark from other environmental noises, and can easily be adjusted to control the sensitivity of its response.Rechargeable and Rainproof: Each no bark collar contains a built-in USB rechargeable battery and 1 hour of charge time gives you 10-15 days of use. Rainproof and lightweight is great for indoor and outdoor use even in bad weather.Easy-to-read LCD screen - 7 Sensitivity level can be adjusted to fit for different kinds of dogs and specific environments. The level numbers can be seen on the screen. Choose the effec