| Color | Black |
| Brand | UltraFire |
| Model | 18650 |
| Quantity | 1 Piece |
| Material | Lithium lon |
| Cell Type | Lithium Ion |
| Battery Model | Others、8 x 18650 |
| Head Type | Flat Top |
| Mark Capacity | 8000 mAh |
| Actual Capacity | 8000 mAh |
| Voltage | 7.2~8.4 V |
| Rechargeable | Yes |
| Rechargeable Times | Others、500 |
| Built-in Protected Circuit | Yes |
| Over Voltage Protection | Yes |
| Short-Circuit Protection | Yes |
| Over-Charging Protection | Yes |
| Over-Discharging Protection | Yes |
| Mercury Free | Yes |
| Interface | 5.5 x 2.1 mm |
| Battery Pack Form | 8 x 18650 (4P2S) |
| Packing List | 1 x Battery pack (55cm cable) 1 x Pouch |