ShaggyDogz Rechargeable Shock Collar for Dogs with Remote Rainproof, rechargeable, power saving shock collar with remote including vibration, beep and shock stimulations Barking collars with 100 sensitivity levels to choose from to help with barking, jumping, chewing, recall and common behavioral issues Easy to set up and use dog training collar with a range of 330 yards includes LED lighting perfect for night time training New improved collar belt has holes that can be adjusted to fit all size dogs