Vinnic L1325, RFA-18, A28PX, 4LR44, A544, PX28A, 4G13 6V Alkaline Battery for Dog Collars and Barking Control Systems - GN Batteries & Electronics Inc.
A544-BP1 - 6V 140mAh Alkaline Battery (4LR44)
Energizer A544 Alkaline Battery | Replacement for 4LR44, PX28A
Vinnic 4LR44 L1325 476A 6V High Voltage Alkaline Battery