TOPEAK SHUTTLE DIGITAL AIR GAUGEAir pressure is an important topic for all riders whether it's mountain, road, cyclocross, or gravel riding. Having the right air pressure is the difference between a smooth ride and a harsh ride. The Topeak Shuttle Digital Air Gauge is an easy to read gauge that can be attached to a pump or used alone. It will provide accurate readings and works up to 300 PSI. It features a rotating head that works with both Presta and Schrader valves, a Thumb Lock lever that provides an airtight seal, and an air release button in case you have too much pressure. Whether you're checking the pressure of your fork, rear shock, or tires, you'll love the Topeak Shuttle Digital Air Gauge. Features Rotating head that works with Presta and Schrader valves Air release button in case there is too much pressure Uses a Cr2032 and has one included Accurate readings and reads up to 300 PSIUseable with a pump or on its own | Topeak | Shuttle Digital Air Guage Silver