Pencil Tire Pressure Gauge, Product Type Tire Pressure Gauge, Gauge Type Pencil, Material Brass, Plastic, Steel, Overall Length 5 1/2 in, Tread Depth Calibration Increments Not Applicable, Tire Pressure Calibration Increments 1 psi, Minimum Operating Air Pressure 10 psi, Maximum Operating Air Pressure 50 psi, Includes Pocket Clip, Color Silver, Finish Chrome Plated, Maximum Operating Temperature 122 Degrees F, Maximum Rim Hole Size Not Applicable, Minimum Operating Temperature -4 Degrees F WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov -