High-Efficiency Inflation: Achieve optimal tire pressure with fewer strokes, thanks to the high-pressure 120PSI capacity of this bike pump. Perfect for quick, on-the-go tire inflation. Versatile Valve Compatibility: Comes equipped with a dual valve design, making it compatible with both for Presta and for Schrader valves. A seamless switch mechanism ensures ease of use without leaks. Compact and : Designed for cyclists who need efficiency without the bulk. This ultralight hand pump is easy to carry rides, fitting conveniently in your bag or attached to your bike frame. Built-in Pressure Gauge: Monitor tire pressure with the integrated gauge. Ensuring your tires are optimally inflated is now easier and more accurate, enhancing your riding safety and performance. feature: Schrader & Presta size:31 x 4cm Material: Aluminum alloy Color: Black Package Contents: 1 x bike tire pump 1 x Bracket 1 x Strap Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.