PetSpy No Shock Bark Collar is an innovative and humane anti-barking collar that uses smart technology to train your dog to correct and reduce excessive barking. The Bark Collar is so technologically advanced that it can tell the difference between your dog’s bark and another dog’s bark or other noises, so it never has false triggers.The high-tech digital display allows you to easily select between the five levels of sensitivity and has two training modes including a “Dual Motor Vibration” mode. It’s completely rechargeable, can last up to 14 days without a charge on standby mode and is waterproof and easy to clean with wet, soapy water and a sponge. Now you can train your dog everywhere and get the results you want!