The Worldwide Pet Products ComCollar works with CheckPoints and the SafetyStation to correct dogs when they approach owner-defined boundaries using vibration, static correction or a combination of both. Built-in bark control technology safely discourages nuisance barking. It's bright flashing lights helps to locate pets and alert dangerous traffic. It works with Border Patrol, SafetyStation and CheckPoints.

CheckPoints Features:

• Dog Collar
• Bark Control
• Bright Flashing Lights
• works w/ Border Patrol, SafetyStation and CheckPoints

The ComCollar Includes:

• Three sets of exchangeable probes (long metal, short metal, and nylon)
• Battery