| Brand | RUSTU |
| Model | D12S |
| Quantity | 1 |
| Color | Grey + silver |
| Material | T6063 T6 Aviation aluminum |
| Emitter Brand | Cree |
| LED Type | XM-L |
| Emitter BIN | T6 |
| Color BIN | Cool White |
| Number of Emitters | 2 |
| Working Voltage | 8.4 V |
| Battery Configuration | 4 x 18650 |
| Circuitry | 3~3.5A |
| Brightness | 1400 lm |
| Runtime | 4 hours (middle light) |
| Number of Modes | 3 |
| Mode Arrangement | Hi + Middle - Low |
| Mode Memory | No |
| Switch Type | Full pressing |
| Switch Location | Tailcap |
| Lens | Glass |
| Reflector | Aluminum Smooth |
| Strap Included | No |
| Clip Included | No |
| Beam Range | 220 meters |
| Other Feature | Water resistant |
| Certification | CE |
| Packing List | 1 x Headlamp (65cm-cable) |
| | 1 x Battery pack (4 x 18650) |
| | 1 x Charger (AC 100~240V / US plug / 120cm) |
| | 1 x Mount |
| | 2 x Rings |
| | 1 x English user 00 |
Dimensions: 2.36 in x 1.77 in x 1.77 in (6.0 cm x 4.5 cm x 4.5 cm)