Wein Cell PX400 Button Battery, 1.35 volt Zinc-Air.
Mfr. Part: W990124 SKU: BYPX400W
Description
Exact-voltage replacements for the now unavailable mercury cells used in hundreds of cameras and meters. Environmentally "green," 1.35V, zinc-air WeinCells are available to replace PX625/PX13, PX675 and RM400 batteries.