signia cell

🟡 Disposable Zinc-Air Batteries
These are the classic single-use cells used in many non-rechargeable Signia hearing aids. They are activated by air when you remove the protective tab.
Accio
Common sizes include:
Size 10 (yellow) – small, for tiny in-ear models like CIC/ITE.
Central Optical & Vision Care Services
Size 312 (brown) – very widely used in many receiver-in-canal (RIC) or behind-the-ear models.
Accio
Size 13 (orange) – slightly larger, longer life for many BTE/RIC styles.
Central Optical & Vision Care Services
Size 675 (blue) – largest disposable size for power-hungry BTE hearing aids.
Central Optical & Vision Care Services
✔ These are mercury-free zinc-air cells and environmentally safer.
✔ You insert them by removing the tab, wait ~30 sec for activation, then place in the hearing aid.
Signia Pro
Signia Pro