Abstract: A device for use with a leash and a collar configured to be worn by a pet. The device includes a spray nozzle connected to a tank configured to store a liquid. The device includes first and second connectors configured to be attached to the collar and the leash, respectively. A movable one of the first and second connectors is moved with respect to the tank when the pet pulls on the leash. The device includes an actuator configured to open and close the spray nozzle. The liquid sprays from the tank through the spray nozzle when the spray nozzle is open and remains in the tank when the spray nozzle is closed. The device may include at least one noise-making element or speaker configured to produce at least one warning sound.