Easy to pump every day No more hard feeling every time you inflate the airborne ZT-A15 new and improved model. Developed with a subdivided design for nearly the Presta style, greatly improved ease of use. Presta valves are compatible with all brass threaded valves, tubular screwless valves, and TPU tube resin valves. Inflates up to 200psi/14bar The Presta valve is more than 14mm off the rim. Below is important. Valve: Presta and Schrader (if the end is unscrewed counterclockwise side) Weight: 1.4 oz (41 g) PATENT: CREATEAIRTOOLS.COM GB 2551965: US 10,166,825 B2 CN 3408511: Germany Patent Pendi TW 1795942: European Patent Pending Color may vary depending on the type of display. The actual product may look different. Product specifications, logo design, etc. may be subject to change for product improvement. We also cannot answer measurements or personal fit that the manufacturer does not announce. Please be aware of