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🔋 Power your system’s memory with confidence—never lose a setting again!
This 2-pack of 3V, 5.5mAh rechargeable lithium CMOS batteries is designed specifically for Seiko MS621F and MS621FE models. Featuring lead-free, RoHS-compliant chemistry, these batteries provide reliable BIOS backup, fix common system errors, and support sustainable recharging without memory degradation.
| Battery capacity | 5.5 Milliampere Hour (mAh) |
| Battery cell composition | Lithium |
| Brand | Freshsell |
| Recommended uses for product | Clock |
| Reusability | Rechargeable |
| Voltage | 3 Volts |
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