Entry-level sporting dog unit with low to medium power that features an easy to use, ergonomic water resistant transmitter. The rheostat dial allows for gradual increases in stimulation intensity with no jumps between levels. The 200NCP and 202NCP ideal for mild mannered to medium disposition dogs. The receiver/collar is waterproof with a 1/2-mile range. No external antenna on the collar receiver. Rechargeable Ni-MH batteries with a one-charger system allows the transmitter and receiver(s) to be charged at the same time. Over 3000 different identity codes to prevent conflicts with other e-collars. Not intended for use on dogs weighing less than 12 pounds or under 6 months of age. Collar strap measures 3/4" width x 29" length.