If your best friend has good intentions, but needs some help socially, the PetSafe® 300 Yard Remote Trainer allows you to safely teach your dog appropriate behaviors. Great for indoor and backyard training, the remote trainer can help teach new behaviors and improve unwanted behaviors like chewing or barking. With its handheld remote, the systems lets you train your dog within 300 yards using tone (beep), vibration or up to 15 levels of static stimulation. The collar and remote are both waterproof so your pet can maintain his manners rain or shine. You can train 2 dogs with 1 handheld remote with the purchase of a PetSafe® Add-A-Dog® training collar. They also both quickly charge within 2 hours and have a battery life of up to 40 hours. The training collar fits dogs 8 pounds and up, with neck sizes 6-23 inches. PetSafe® brand is here to help you and your pet live happy together™.