EASYOWN 998DR 330 Yards Dog Training Collar With Remote,Vibration,Shock Electric E-collar,Rechargeable and Waterproof REMOTE DOG TRAINING ELECTRICITY COLLAR - train your pets and stop them from barking 3 TRAINING MODES - Shock, Vibration, and Sound trainer with multiple adjustable levels THE BEST PET TRAINING SYSTEM &LONG-LASTING BATTERY LIFE - Rapid Charging Lithium Ion Battery provides a long lasting Battery Life ;Can be used to help correct barking, walking, leash training, sitting, aggression, and other behavioral obedience OPERATIONAL RANGE - up to 330 yards, rechargeable remote and waterproof collar OLLAR SIZE (inch) - Diameter = 4.5-7, Circumference = 14-22 - good for dogs 11-130 lb