Pressure rang: 0-100 PSI Single key operation Long-life 3v cell Accuracy: +/- 1% Muti-scales: PSI, Bar, Kgf/cm2, Kpa. Digital Tyre Gauge TG305 Specification: Pressure range:0-100PSILCD Digital DisplayRugged ABS constructionHigh Accuracy:±1PSIResolution Rate:0.05Kg/cm², 5Kpa, 0.5PSI, 0.05BarFour unit Display: PSIKpaBarKg/cm²Automatic Shut-down for Power-saving Mode