HugSmart Pet provides top-rated bark control solution for your companion. Easy to use device with unique design is perfect for controlling unwanted behavior. The product emits ultrasonic sound that is inaudible to humans. It is 100% safe for both humans and animals!

Features

• High frequency ultrasonic sound that only dog can hear.
• Designed to control unwanted behaviors such as barking.
• Lightweight design makes it perfect for both outdoor and indoor use.

Size: 3.7 "x 1.6" x 1.2”