This Premier Pet 300 Yard Trainer Collar is an effective tool for training your furry friend. It is suitable for dogs over 6 months old and weighing 8 pounds or more. The collar features a rechargeable battery and can be used for up to 40 hours on a single charge. With a range of 300 yards, the collar allows you to train your dog from a distance. The vibration control method is gentle yet effective, allowing you to correct your dog's behavior without causing harm. Made in Vietnam, this collar is durable and designed for long-lasting use. Add this effective training tool to your dog's routine and watch their behavior improve.