| Nomenclature | ER18650 |
| Units | 1 unit |
| Type of battery | Rechargeable |
| Form | Cylindrical |
| Nominal voltage | 3.63 V |
| Nominal capacity | 2600 mAh |
| Chemical Composition | Li-SOCl2 |
| Operating temperature | Charge: 0 ~ 45 ?Discharge: -20 ~ 60 ? |
| Dimensions | 65 (H )mm x 18.40 mm (diameter) |
| Weight | 45 g |