Downtown Pet Supply New Rechargeable No Bark Control Training Collar, with both Vibration and Shock Settings. &nbsp;Waterproof, Submersible, Vibration Warning Prior to Static Stimulation Safe effective way to correct excessive barking Choose from 7 different sensitivity levels, accommodating to different dogs and different environments Operate in vibration only mode or choose from 6 different intensity levels of static correction Includes an auto protection feature that will avoid any overcorrection situations Includes, operating guide, rechargeable device, charger, adjustable TPU collar and two different sized prongs (short coat and long coat)