Features: Precise stimulation level (0-100) 1 mile range 'Nick', 'Constant' and non-stimulating pager/vibration 2-hour rapid charge Lithium Polymer batteries Fully waterproof collar/receiver and transmitter LCD screen displays exact level of stimulation even in dark or low light conditions Regular/mild setting toggle switch, gives you the option to adjust the range of stimulation levels for your dog's sensitivity Three bar battery life indicator Includes: Transmitter Receiver(two collar receivers for dogtra two-dog models) Lithium Polymer Battery charger and splitter cable Test light Owner's manual Carrying case