| Brand | UltraFire |
| Model | WF-501B |
| Color | Black |
| Quantity | 1 |
| Material | Aluminum alloy |
| Emitter Brand | Cree |
| LED Type | XM-L2 |
| Emitter BIN | T6 |
| Color BIN | Cool White |
| Number of Emitters | 1 |
| Brightness | 800 lm |
| Working Voltage | 3.6~4.2 V |
| Circuitry | 2500 mA |
| Number of Modes | 3 |
| Mode Arrangement | Hi !#!gt!*! Lo !#!gt!*! Fast strobe |
| Switch Type | Reverse clicky |
| Switch Location | Tailcap |
| Mode Memory | No |
| Runtime | 1.5 hours |
| Beam Range | 100m |
| Lens | Glass |
| Reflector | Aluminum Smooth / SMO |
| Battery Configuration | 1 x 18650 (not included) |
| Strap Included | Yes |
| Clip Included | No |
| Packing List | 1 x Flashlight 1 x Strap |
| Brand | UltraFire |
| Model | WF-501B |
| Color | Black |
| Quantity | 1 |
| Material | Aluminum alloy |
| Emitter Brand | Cree |
| LED Type | XM-L2 |
| Emitter BIN | T6 |
| Color BIN | Cool White |
| Number of Emitters | 1 |
| Brightness | 800 lm |
| Working Voltage | 3.6~4.2 V |
| Circuitry | 2500 mA |
| Number of Modes | 3 |
| Mode Arrangement | Hi > Lo > Fast strobe |
| Switch Type | Reverse clicky |
| Switch Location | Tailcap |
| Mode Memory | No |
| Runtime | 1.5 hours |
| Beam Range | 100m |
| Lens | Glass |
| Reflector | Aluminum Smooth / SMO |
| Battery Configuration | 1 x 18650 (not included) |
| Strap Included | Yes |
| Clip Included | No |
| Packing List | 1 x Flashlight 1 x Strap |