The Educator one Dog Mini Remote Training Collar ET-300 is a high-quality pet collar and harness product that is perfect for training your furry friend. With a range of 1/2 mile, this collar is designed to be easy to use and is especially made for smaller hands. The Lock and Set technology ensures that the stimulation is clean and does not cause any head jerking motion, which is often found in other training collars. The collar is waterproof and comes with a miniature collar receiver, a floating remote, a Biothane collar, two sets of contact points, a contact point removal tool, a dual battery charger, an owner's manual with training tips, a lanyard for the remote, and a color storage box. With all of these features, the Educator one Dog Mini Remote Training Collar ET-300 is the perfect choice for pet owners who want to train their dogs in a safe and effective way.