DIGITAL PRESSURE GAUGE: readable screen that displays the current pressure, easily check your tyre pressure COMPATIBILITY: the PressureGauge works perfectly with both Presta and Schrader valves MAX PRESSURE: the maximum pressure for this tyre pressure gauge is 11 BAR or 160 PSI AUTO BATTERY OFF MODE: the tyre pressure checker automatically switches off to save power INDISPENSABLE TOOL: BBB Cycling offers the best tools for mountinbiking and road cycling. This is a must have