Material: Aircraft Aluminum CNC.With rat tail group and a control switch button switch, the switch may not be mounted directly to KRISS SUPER VBattery: CR123 X1 (Not included)Base: LED-Q5Brightness: 240 lumensLens: Optical steel lens, the light transmission rate of 95% Noise reflective surface condenser to form a soft spot cup accurate reflection angle professional optical design software designed to create the perfect condenser and irradiation distance.Using high-strength lightweight ** Special Air precisely machined aluminum barrel ministries.HA TypeIII (Military Class III) hard anodized surface treatment - to Webster hardness of the outer surface coating of high hardness 600HV above. After conducting anode internal processing to reduce the resistance.Imports of high-quality sealing gasket, with a low temperature resistance, oil resistance, water resistance and high, to IPX-6 waterproof level. This product does not come with batteries.