The Lifelong air pump with gauge is made of high-quality aluminum alloy and the rubber hose is resistant to cold and heat. It is more durable than traditional plastic air pumps and will not leak air. The non-slip rubber pedal makes the mini pump more stable when in use. Its design makes the bike pump more stable. Press down the pedal gently, and put down the steel ring, and the bicycle pump reaches the stretchy state, convenient to store when collapsed. • Pressure Guage: high-pressure capacity mini pump with gauge, accurate air pressure can be displayed when inflated, prevents accidental tire blowouts. • 6 months warranty for manufacturing defects only. • Portable: Compared to normal floor pumps, this mini-size pump makes it easier to be carried or mounted on a bicycle. Pumping or inflating bike tires can be finished in minutes. • Wide Compatibility: bicycles, rode bicycles, mountain bicycles, electric vehicles, motorcycles, balls, balloons, swimming rings, inflating boats, etc. • Fast Operation: This pump fills air on both up and down strokes, decreasing the time taken to fill air and increasing the efficiency. • High-Quality Material: Made of high-strength aluminium alloy, and high-quality rubber tube, the portable bicycle inflator pump is more durable and wear-resisting.