Bloody Intend Per petsafe collar batteries class Monumental Premier
Amazon.com : PetSafe RFA-67 6 Volt Replacement Batteries - 2 Pack - Compatible with PetSafe 6V Lithium Battery-Operated Pet Products and Specific Dog Receiver Collars - RFA-67D-11, Black : PetSafe : Barking Deterrent Collars : Pet Supplies
PetSafe 3 Volt Lithium Battery Module | Petco
Petsafe 3V Dog Collar Replacement Lithium Battery (2-Pack) - Dalton Do it Center