[Professional Quality - Durable and Compact]: Made of high-quality aluminum alloy, the parts are durable and precise, and they are built to last. Ultra-durable design, easy to carry. High Pressure Capacity - 160 PSI, the mini bike pump can be used to inflate bike tires during emergency repairs, or just to maintain tire pressure throughout the season [No Valve Replacement Required]: Easily and freely switch between Presta and Schrader valves, making it the perfect mini bike pump for road or mountain bikes, and it seals tightly after connection, no leaks. Get rid of the adapter, screw it on to inflate, no need to worry about the adapter [Ultra-Light]: The smallest body (4.9 inches) makes it small enough to fit into any of your pockets or backpacks + the lightest weight (2.9 ounces) makes this portable bike pump almost weightless and very compact (mount not included). It will be a good helper on your journey, making your journey smooth and unobstructed 【Easy to use】: The 7-shaped design makes the pumping action smoother and easier, and the surface is designed with anti-slip stripes, so you won't leave your hands when pumping. Quick pumping power and precise inflation, compared with traditional mini bicycle pumps, the pumping stroke is reduced by 30% to reach the riding pressure. In addition, equipped with a ball-type needle, the bicycle manual pump can quickly inflate basketballs, footballs, volleyballs, etc. It is a close partner for children