The CR2032 is a compact, 3V lithium coin cell battery known for its high energy density, long shelf life, and stable voltage. Widely used in compact electronics, it is the industry standard for low-drain, memory retention, and standby power applications.
| Feature | Specification |
| Model | CR2032 |
| Battery Type | Lithium Manganese Dioxide (Li/MnO₂) |
| Nominal Voltage | 3.0V |
| Typical Capacity | 180–240mAh (at 15kΩ load, 2.0V cutoff) |
| Standard Discharge Current | 0.2mA |
| Max Continuous Current | 3.0mA |
| Diameter | 20.0 mm |
| Height (Thickness) | 3.2 mm |
| Weight | ~3.0 g |
| Operating Temperature | -20°C to +60°C |
| Shelf Life | 8–10 years (low self-discharge) |
| Terminal Type | Flat (also available with tabs/weld pins) |
