This mini pump is easy to switch between Presta and Schrader tire valves. Dual action pumping and thumb lock, up to 130 psi capacity that allows you to use this pump to inflate the bike tire from flat during emergencies repair or keep the tire pressure up during the long rides. In addition, you are also able to inflate the sports balls. Can be attached to the bike frame under the water bottle cage with the mounting bracket. Size: 24cm x 4.5cm Material: Aluminum alloy & Plastic Weight: 98g Note: This product includes a pump only, excludes any other item. Due to different lighting and screen settings, the color of the project may be slightly different from the picture. Due to manual measurement, please allow slightly different sizes. What's in the box? 1 x Mini two-way pump