A tool to quickly resume riding - Compared with the traditional mini-bike pump, it can reach 30% of the riding pressure with a lower pumping stroke. The built-in 160PSI barometer can achieve accurate inflation, and the bicycle can be inflated by hand or foot. Make the pump more stable during work Durable material - Made of high-quality CNC6063 processed aluminum alloy, with durable and precise parts, durable, so you can ride safely and comfortably, light and portable, easy to store. So you can enjoy a safe and pleasant journey Mini and lightweight - Size: 17.5 * 13.5cm / 6.9 * 5.3in, it is small enough to fit any of your pockets or backpacks, ultra-lightweight (12oz) makes this portable bicycle pump almost weightless. You can easily put it in your pocket or bicycle bag. Equipped with bracket - The frame bracket with extra safety attached can be connected to your bicycle frame without shaking or losing the pump. Compatible -Switchable gas nozzle for Presta & Schrader, secure threaded connection valve connection, to achieve tight sealing, no air leakage. Specification: Material: CNC 6063 Aluminum Alloy Valve: Presta & Schrader Pressure: 160 PSI Max. Size: 17.5 * 13.5cm / 6.9 * 5.3in Net Weight: 341g / 12oz Package Weight: 430g / 15oz Package Size: 18 * 14.7 * 10cm / 7.1 * 5.8 * 3.9in Package List: 1 * Bicycle Pump with Gauge ,1 * Gas Needle