PetSafe Ultrasonic Pet Trainer #PUPT-100-19

PetSafe Ultrasonic Pet Trainer is the choice for pet owners who prefer using high-frequency tones to encourage or modify pet behavior. It requires no special collar or device on your pet. The transmitter emits two different ultrasonic sounds: a positive tone for rewarding good behavior and a negative tone for correcting unwanted behaviors. Effective indoors or outdoors in a 30 foot range. For pets weighing less than 25 pounds. Shipping weight: 1 lb.