Amazon.com: PET Standard Replacement RFA-67 6V Lithium Batteries Compatible with PetSafe Battery-Operated Pet Products and Specific Dog Receiver Collars - RFA-67D-11 (Pack of 10) : Pet Supplies
POWXS RFA-67 6 Volt Replacement Pet Dog Collar Batteries, Ultra Fit PIF-300 PIF-275-19 PUL-275 PIG00-13661 PBC-102 PBC-302 PBC-300 PUSB-300 10 Pack : Amazon.ca: Pet Supplies
Sparky Pet 1" Replacement Dog Collar 3 Hole 2 High Tech RFA 67 Batteries - Sparky Pet Co