Pencil-Type Tire Gauge provides battery-free, instant tire pressure checks with a lightweight, pen-sized design for easy storage in pockets or gloveboxes. Simply align the nozzle with the tire valve, press to slide out the ruler, and read the pressure value directly. Its durable, no-frills build ensures quick, reliable measurements—ideal for drivers seeking a portable, hassle-free tool for routine tire maintenance or roadside emergencies.