| Color | Red |
| Brand | Ultra Fire |
| Model | XWD-18650 |
| Quantity | 1 Piece |
| Material | ABS + Electronic Components |
| Cell Type | Lithium Ion |
| Battery Model | 18650 |
| Head Type | Button Top |
| Mark Capacity | 3800 mAh |
| Actual Capacity | 700 mAh |
| Voltage | 4.2 V |
| Rechargeable | Yes |
| Rechargeable Times | Others、1000 times |
| Built-in Protected Circuit | Yes |
| Over Voltage Protection | Yes |
| Short-Circuit Protection | Yes |
| Over-Charging Protection | Yes |
| Over-Discharging Protection | Yes |
| Mercury Free | Yes |
| Certification | CE |
| Packing List | 1 x Li-ion Battery |
Suitable for the LED flashlight、 LED outdoor lights、 electric toys and other products; Low discharge、 no memory effect、 low reoccurring operation cost、 short-circuit and over current protection; Environmental friendly.