Dogtra Arc, Most Advanced E-Collar Gear For Modern Day Dog Owners & Trainers, Dogtra Arc E-Collar Remote Training Tool Comes With An Ultra Slim Receiver For Seamless Appearance & Improved Comfort For Dogs 10 LBs & Up, 3/4 Mile Range & A 2 Dog Expandability, Receiver/Collar Outputs Low-Mid Stimulation From 0-127 Levels, Designed For All Breeds With Medium ToSoft Temperaments, Arcs Ergonomic Hand Held Transmitter Also Features A Checkered Grip & Belt Clip, E-Collar Is Fully Waterproof, Uses 2 Hour Rapid Charge Batteries, Included.