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×The Toshiba Premium Zinc-Air Battery 13 (PR48) is a zinc-air hearing-aid battery engineered for consistent, long-lasting performance. It provides a nominal voltage suited for most size-13 hearing aids and cochlear implant processors, features the standard orange colour-coded tab for quick identification, and is ideal for dependable daily use and easy replacement.
| Battery Type / Size | Zinc-air, Size 13 / PR48 |
| Nominal Voltage | ~1.4 – 1.45 V |
| Typical Capacity | ~120 mAh (typical, depends on load) |
| Dimensions | Diameter ~7.9 mm, Height ~5.4 mm (size-13 standard) |
| Mercury Content | Mercury-free (Hg 0%) |
| Colour Code | Orange tab (standard for size 13 / PR48) |
| Application | Hearing aids and cochlear implant processors |
| Shelf Life | Up to 4 years (unactivated, in original packaging) |
| Product Categories | Batteries |
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