| Name | Flashlight |
| Brand | Wurkkos |
| Model | WK20S |
| Material | 6061 aircraft-grade aluminum alloy |
| Lens material | Toughened glass lens with AR coating |
| Voltage | 2.8-4.3 Volts |
| Color temperature | 3000K(warm white) |
| Output | Eco(1LM)/Low(35LM)/Medium(156LM)/High(358LM)/Turbo(1000LM) |
| Light cup | Smooth reflector |
| LED bulb | XPL LED |
| Mode memory | Yes |
| Waterproof level | IPX-8,underwater deep:150m |
| Dropping test: | 1m |
| Distance | 192m |
| Size | 40mm(1.57in) x body dia.:25mm(1in) x length:144mm(5.67in) |
| Weight | 0.39lb(not include battery) |
| Battery | 1x18650 3.7 Volts Li-ion lithium battery (not include battery) |