with Progressive Sound and Shock Stimulus. Includes Normal, Anti-Intruder and Anti-Howl Modes with Sound Only and Sound Plus Stimulus Bark Correction
IMPORTANT: Please make sure to always use genuine High Tech Pet ® replacement batteries. There are inexpensive knock-offs with battery chemistries that can damage the collar circuitry. Damage from use of off-brand batteries will void your product warranty.
For MS-4 and MS-5 Ultrasonic Pet Collars