SAFE AND COMFORTABLE, TRAIN YOUR DOG WITHOUT INJURY - rechargeable anti bark collar with 3 modes Vibration/Sensitivity/Electric Shock gives your dog the stimulation to break those bad habits but does not cause injury on your pet. EFFECTIVE ANTI-BARK, AWAY FROM NEIGHBORS - dog training collar with dog bark sensitive system quickly governs according to 7 level setting according to your demand, makes dog learn what are the behaviours correct, no complaints from neighbors. EASY OPERATION, DURABLE USE - automatic anti bark dog collar is easy to use, no remote control. You need to put it on your dog after adjusting the level. Fully charging the collar in 1 hour will provide an autonomy of 10 days, lasts a very long time. ADJUSTABLE STRAP FIT DOGS OF ALL SIZES - Strong and durable nylon adjustable strap fits all small to large dogs; except this, the dog collar with the special reflective function design is at the fashion and practical. WATERPROOF AND RECHARGEABLE - 100% waterproof