The Dogtra Dog Training Collar Advance 1 is a true multi-purpose e-collar for mild mannered for stubborn dogs. This Dogtra Training Collar is designed for advanced level training, competition field work, or any type of hunting where a 3/4-mile range is needed. This pet training collar features an LCD screen so that settings are easily visible. With a rheostat dial, you can gradually increase stimulation intensity. The Dogtra Dog Training Collar Advance 1 comes with nick, constant, and non-stimulation pager settings. This waterproof Dogtra Training Collar system uses a lithium polymer battery/ The a battery life indicator enables you to see how long you can use the pet training collar before you need to re-charge the battery. The Dogtra Dog Training Collar Advance 1 includes a charger system for the transmitter and the receiver. Dogtra Advance 1 Dog Training Collar: * Multipurpose e-collar for mild mannered or stubborn dogs * Low to high power * Rheostat dial allows for gradual increases in stimulation intensity * No jumps between levels (0-127) * 3/4-mile range * Stimulation type: nick, constant and non-stimulating pager/vibration * Uses a new Lithium Polymer battery * Provides a 2-hour rapid charge * Fully waterproof collar/receiver and transmitter * 1 charger system: charge transmitter and receiver at the same time * Over 8,000 different identity codes * Prevents signal match-up with other e-collars * Easily visible, blue LCD screen * Displays exact level of stimulation * Screen can be seen in the dark or low light conditions * 3 bar battery life indicator * LED colored indicator to show remaining battery life * Model# 2300NCP