Waterproof LCD Remote Pet Trainer Hunter Training Collar Beeper Collar and Bark Limiter for Dog 500 meters range;8 levels of static stimulation;8 levels of vi bration stimulation Beeper can be used independently of collar receiver,audible to 500 yards,9 tones to choose from,3 run modes (silent, 5-second beep or 10-second beep) Expandable to two-dog operation Big LCD display with blue back light;Rechargeable Ni-MH batteries;Low-battery alert CE certified - 100% safe for you and your dog(s);All components waterproof and submersible