Harmony Hill's AT817 Anti-Bark Dog Collar, Black

Usage: for training

The combination of vibration and sound intensifies as the dog continues to bark, providing effective and painless corrective training for your peace of mind and that of your dog.

The device operates in cycles with 7 intensity levels over 1 minute.
A microprocessor recognizes barking and automatically increases vibration intensity until the dog stops barking.

Requires no remote control or intervention from you. Fully waterproof.
The collar responds only to your dog's barking and is equipped with an overvoltage protection chip.
Suitable for small and medium breed dogs from 3 months of age. Device size: 3.81 x 3.81 x 6.35 cm.

The nylon fixed collar (without holes) can be adjusted for the smallest pets. The maximum collar diameter is approximately 20.32 cm or 63.5 cm in circumference.