Energizer Zero-Mercury A544BPZ Miniature 6V Alkaline Battery
Size replaces 544, PX28A, 4LR44 and V4034PX. 6 volt, 150 mAh. Cell is four No. A76 batteries in series with a metal jacket. 150 mAH. Carded.
Zero-Mercury A544BPZ 6V Alkaline Battery, Duracell 28A Alkaline Battery, Energizer A544BPZ Camera Battery - Alkaline 6V Manganese Dioxide,