These extra collars are designed for easy use with the
PetSafe® Wireless Containment System Collars adjust to fit
necks 6"-28" and feature five correction levels, a tone-only
setting, and an automatic shutoff after 30 seconds to ensure
Collars adjust to fit necks 6"-28"
Note: This item is also compatible with Stay+Play
Wireless Fence® ZT12917 17 (model # PIF00-12917) and the
PetSafe Wireless Containment System (model #PIF-300).