Dedication meets innovation with Educator brand companion dog training collars brought to you by E-Collar Technologies. Not just your ordinary electric dog collars, Educator Collars takes the world of electric dog training to the next level. With advanced features like the exclusive “Lock and Set” function that eliminates the risk of over stimulation, a “Booster” feature for added stimulation in highly distracting situations, the unique COS (control of stimulation) feature with 100 levels of control, and wide-pulse static stimulation that is much more gentle for your pet, training your dog has never been safer or more humane.