Parameters:Size: 42* 24.5* 145.6mmMaterial: Aluminum Alloy & PCTGBattery: dual 18650 batteries(Not Included)Output: 5-120WOutput: Max 8.4VOutput modes: VW, Smart, RBAResistance range: 0.1-3.0ΩCapacity: 4.5mlResistance: PnP-VM6 0.15Ω/PnP-VM5 0.2ΩFeatures:Aluminum Alloy material, light & durableDual 18650...