Bark Collar Batteries by GoodBoy 5-Pack 6V Alkaline Battery 4LR44 (Also Known as PX28A, A544, K28A, V34PX) : Amazon.ca: Health & Personal Care
4LR44 6 Volt Alkaline Battery (A544, PX28A) | Walmart Canada
Duracell 245 6V Lithium-Battery, 1 Count Pack, 245 6 Volt High Power Lithium-Battery, Long-Lasting for Video and Photo-Cameras, Lighting Equipment, and More : Amazon.ca: Electronics
Cotchear 5 pk 4LR44 / 476A / PX28A / A544 / K28A / L1325 Battery 6V Alkaline BatteriesHigh Capacity for Dog Collars : Amazon.ca: Health & Personal Care
4LR44 4G13 A544 PX28 2CR11108 Alkaline 6V Battery for Dog Training Shock Collars | eBay
10 Energizer 4LR44 6 Volt Batteries : Amazon.ca: Health & Personal Care
20-Count 4LR44 6V Battery,PX28A 476A A544 K28A L1325 Battery 6V Alkaline Batteries for Dog Training Collars Cameras : Amazon.ca: Health & Personal Care