Remote Control Dog Training Shock Collar for 2 Dogs with 100LV of Shock and Vibration dog individually with a shock and vibration or correct 2 dogs at the same time with a vibration Rechargeable collar. Will work with dogs from 15 to 100 pounds. 600 feet range Humane Dog Barking Control collar Water-resistant collar(Not waterproof) with auto sleep feature to save battery life 6 different stimulation and 1 strong vibration