Vaper 19344 Tire Inflator and Dial Gauge Rubber protected 2" diameter gauge reads 0 to 150 psi in 2 psi increments Guage also reads 0 to 1000 kpa, 0 to 10 bar and kgf/cm pressures 13" flexible hose that swivels 360 degrees, push button air relief bleeder valve and straight locking chuck 1/4" npt male inlet fitting For use with an appropriate air device such as an air compressor or pump