| Color | White + Black + Multi-Colored |
| Brand | Ultrafire |
| Model | 18650 |
| Quantity | 2 Piece |
| Material | Lithium ion |
| Cell Type | Lithium Ion |
| Battery Model | 18650 |
| Head Type | Button Top |
| Mark Capacity | 4200 mAh |
| Actual Capacity | 1500 mAh |
| Voltage | 3.7 V |
| Rechargeable | Yes |
| Rechargeable Times | Others、1000 |
| Built-in Protected Circuit | No |
| Over Voltage Protection | No |
| Short-Circuit Protection | No |
| Over-Charging Protection | Yes |
| Over-Discharging Protection | Yes |
| Mercury Free | Yes |
| Packing List | 2 x Batteries |