Groz Pocket Pen Type Tire Pressure Gauge, 10-50 PSI Range, Accuracy ±1 PSI, Metallic Wear-Resistant Body, Compact Slide-Out Pressure Reader for Car, Truck, Bike (61396)

["10-50 PSI RANGE, ±1 PSI ACCURACY - Covers the standard pressure range for passenger cars, light trucks, SUVs, motorcycles, and bicycles. Calibrated to ±1 PSI accuracy so you set pressures right the first time — no under- or over-inflation guesswork.","SLIDE-OUT PRESSURE READING TUBE - Press the pen against the valve stem and the calibrated reading tube slides out to show PSI clearly. Mechanical operation means no batteries to die, no electronics to fail — reliable in hot, cold, or dusty conditions.","METALLIC WEAR & TEAR RESISTANT BODY - All-metal pen body stands up to glove boxes, toolboxes, and daily shop use. No plastic shell to crack, no rubber gasket to fail — built to last.","COMPACT POCKET SIZE - Slim pen profile slips into a shirt pocket, door pocket, or toolbox drawer. Keep one in every vehicle, truck, and bike kit for quick pressure checks on the fly.","SIMPLE 3-STEP OPERATION - Mate the gauge mouth with the tire air valve, press firmly on the valve, read the pressure on the slide-out tube. No dial reading, no calibration screws, no fuss. Ideal for drivers, mechanics, riders, and cyclists."]