3 in 1: drive dogs / training dogs / illumination function. With super bright LED flashlight feature is helpful for nighttime walking or jogging.
Ultrasonic Design: This dog trainer can effectively train your dogs to obedient and stop some undesirable behaviors such as barking, biting, aggression, and other bad behavior.
Working Principle: It produces a high-pitched ultrasonic sound that can get a dog’s attention and stop bad behavior. Remember to give the pet appropriate rewards after pets are quiet, strengthen the dog's memory.
Portable: Comes with a lanyard, convenient for you to carry anywhere you need, such as jogging or walking, cycling, park and so on.