Dogtra 2300NCP Advance 1 Dog Remote Trainer + FREE INCLUDED Bungee E-Collar FREE SHIPPING Precise stimulation level (0-27), 3/4 mile range 'Nick", "Constant" and non-stimulating pager/vibration, 2-hour rapid change lithium Polymer batteries, Fully waterproof collar/receiver and transmitter, Includes 1 Black Full Grip Supply Bungee E-Collar