【Safe and Comfortable】Rechargeable Anti Bark Collar with 3 Modes Vibration/Sensitivity/Electric Shock gives your dog the stimulation to get them to kick those bad habits but does not hurt your pet. 【Intelligent Protection Mode】Anti bark collar with protection mode, will automatically enter protection mode one minute after 7 starts. In this case, the anti bark collar for dogs will protect your dog from potential accidents! Two silicone sleeves can protect the dog’s skin from electric shock. 【High quality lithium battery】Anti bark collar for dogs rechargeable with a large capacity battery, charged in just 30 minutes and works about 12-15 days, intelligent battery management for long-term standby, the battery life is not less than 3 years . 【Suitable for Dogs of All Sizes】Easy Operation, Durable Use Automatic anti bark dog collar is easy to use, no remote control required. You need to put it on your dog after adjusting the level.