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The CR1620 is a small, non-rechargeable lithium coin-cell battery delivering stable 3 V output, designed for compact electronics with low power consumption — such as watches, key fobs, calculators, remote controls, CMOS/motherboard memory backup, and other miniature devices. Thanks to its slender profile and dependable lithium-manganese dioxide chemistry, it offers long shelf-life and reliable energy delivery in lightweight form.
| Type / Model | CR1620 (coin-cell lithium battery) |
| Nominal Voltage | 3.0 V |
| Typical Capacity | ≈ 75–81 mAh |
| Chemistry | Lithium Manganese Dioxide (Li/MnO₂) |
| Dimensions (Diameter × Thickness) | 16.0 mm × 2.0 mm |
| Weight (approx.) | ~1.3 g |
| Operating Temperature | –30 °C to +60 °C (some variants up to +70–85 °C depending on manufacturer) |
| Self-Discharge / Shelf Life | Very low self-discharge (~1%/year); shelf life up to ~10 years in storage under proper conditions |
| Warranty | Unspecified |
| Brand | |
|---|---|
| Product Categories | Batteries |
