The Electric Fence for Dog with LCD Screen Portable with Remote Training Collar 2dog is a receiver collar designed specifically for training and obedience of dogs. It features an LCD screen for easy viewing and a remote control for convenient operation. This portable electronic fence allows for controlling the movement of up to 2 dogs, providing a safe and secure way to train and discipline them. It is a reliable and effective tool for pet owners looking to improve their dog's behavior and obedience.