10 pk 4LR44 / 476A / PX28A / A544 / K28A / L1325 COLLAR 6V Works for Dog Bark Collars, Dog Training Collars, Dog Fencing Collars and all other devices that requires this battery size Equivalent to: 4LR44, PX28A, A544, 28PXA, 476A, 4G13, GP476, K28, V28, PX28AB, L1325, 1414A, V4034PX, PX28L, K28L, L544, L544BP, V28PXL, 2CR1/3N, 2CR1-3N, CR28L, 1406LC, 2CR11108