• Single Barrel Foot Pump: The BOLTHO bicycle foot pump features a reinforced single cylinder that provides more air pressure and less leakage, allowing for quick inflation. The high-quality steel spring ensures a quick piston return, making the task easier and saving time. • Improved Precision Gauge: The air pump pressure can reach up to 100 PSI. The gauge is built with a copper mechanism that is more accurate and not easily affected by temperature or humidity, helping to avoid accidental overinflation of tires. • Portable and Durable: Designed with a foldable switch for easy opening and closing. The pump features a quality metal stand that makes it more stable and prevents shaking, ideal for travel or daily use. • Smart Valve: Allows instant switching between Presta and Schrader valves for quick and easy inflation. It can be used for mountain bikes, sports balls, motorcycles, electric vehicles, cars, inflatable toys, bicycle tires, air mattresses, among others. • Humanized Design: The detachable rubber tube is resistant to cold and high temperatures, and measures 31 inches long, sufficient for most situations. The widened pedal has a non-slip design that prevents slipping during inflation, allowing for quick inflation and energy saving. • Measurements: Color: Red. Size: 22 x 8.5 x 6.5 cm. Material: Steel. The lightweight and portable pump can be easily attached to the bicycle. • Package Contents: 1 BOLTHO bicycle foot pump, 1 ball needle, 1 converter.