[Accurate measurement]: Thanks to the calibrated pressure gauge, the tire inflator always measures the exact value even if the measurement is repeated. [Easy to use]: A valve torque cap on the tested tire can be mounted on the valve. Just press the clip and everything is tightened. Excellent for one-handed work! [Product accessories]: Our products include a metal tire pressure gauge, 4 tire caps, a French air nozzle adapter, a metal extension rod for brass bicycle for motorcycle convenience. [Scope of application]: Suitable for cars, motorcycles, bicycles. High-quality parts for a longer service life