| Brand: | UltraFire |
| Model: | WF-502B |
| Color: | Black |
| Emitter Brand/Type: | - |
| Emitter BIN: | R2-WC |
| Color BIN: | White |
| Total Emitters: | 1 |
| Battery Configurations: | 1 x 18650 or 2 x 123A batteries (not included) |
| Voltage Input: | 3.0~8.4V |
| Switch Type: | Clicky/Clickie |
| Switch Location: | Tail-cap |
| Modes: | 5 |
| Mode Memory: | Yes |
| Mode Arrangement: | High > Mid > Low > Fast Strobe > SOS |
| Circuitry: | Digital Regulated 1000mA Current Output |
| Brightness: | 250 lumens (manufacturer rated) |
| Runtime: | 50 minutes (manufacturer rated) |
| Lens: | Glass Lens |
| Relfector: | Aluminum Textured/OP |
| Carrying Clip: | Clip Included |
Dimensions: 5.20 in x 1.18 in x 1.18 in (13.2 cm x 3.0 cm x 3.0 cm)