Features:   Easy-to-use, ergonomic transmitter. Rheostat dial that allows for gradual increases in stimulation intensity with no jumps between levels. The dogtra 175NCP has a range of 400+ yards. Waterproof collar/receiver and waterresistant transmitter. No external antenna on the collar receiver. Rechargeable, user-replaceable Ni-MH batteries. One-charger system allows the transmitter and receiver to be charged at the same time. Over 3000 different identity codes to prevent conflicts with other e-collars.

Package Contents:     Transmitter Receiver Battery charger and splitter cable Owner's manual