Works with PetSafe Stubborn In-Ground Fence Systems to keep pets secure in the yard using the highest intensity of correction

4 adjustable levels of static correction for stubborn or hard-to-train dogs; highest intensity available

Warning tone with pet pager vibration ideal for training hearing-impaired dogs

Waterproof Receiver Collar with low battery indicator operates with 9 volt battery (not included)

Adjustable Receiver Collar fits pets 3.7kg or more with neck sizes 6 to 28 inches

Includes short and long contact points for short or long-haired pets