Paipaitek No Shock Dog Training Collar with Remote, 3300ft Range, Vibrating & WaterproofSafe and Humane Training This dog training collar uses gentle vibrations and beeps to correct unwanted behaviors without causing pain, making it suitable for dogs of all sizes including puppies. Adjustable for Different Dogs With 100 levels of vibration intensity, this collar can be adjusted for medium and large dogs, ensuring effective training while maintaining comfort. Remote Training for Multiple Dogs The collar supports training up to three dogs