Dual Foot Tire Pressure Gauge, Product Type Tire Pressure Gauge, Gauge Type Pencil, Material Steel, Overall Length 5/8 in, Tread Depth Calibration Increments Not Applicable, Tire Pressure Calibration Increments 2 psi, Minimum Operating Air Pressure 10 psi, Maximum Operating Air Pressure 120 psi, Includes (2) Black Valve Extenders, Features 4-Sided Tongue Measures PSI, kPa and Bar, Finish Chrome