Features:Patented double-piston structure， more air per stroke.Hi-pressure !#!amp!*!amp; hi-volume mode selectable by rotating barrel.Durable hose for easy pumping.T-shape handle for better holding.Foldable skidproof composite pedestal.With mounting bracket， makes it great to take on rides.Adopt aluminium alloy material， very durable.Suitable for American valve !#!amp!*!amp; French valve.Lightweight and portable.Specifications:Color: Black !#!amp!*!amp; silverMaterial: Plastic !#!amp!*!amp; aluminium alloyWeight: 278g / 9.8ozUnfolded Size (Length * Diameter): 48 * 3cm / 18.9 * 1.2inFolded Size (Length * Diameter): 31.5 * 3cm / 12.4 * 1.2inPackage weight: 340g / 12ozPackage size: 36 * 14 * 3cm / 14.2 * 5.5 * 1.2inPackage List:1 * Mini Air Pump