The lightweight and portable pen-shaped design is easy to use and store. The pressure entering the valve can measure the tire pressure. Provides a quick and easy way to check tire pressure. To Type: tire pressure gauge pen Material: aluminum, plastic Measuring range: 5-50PSI Features: portable and easy to use Size: 14.45cm x 1.36cm / 5.69" x 0.54" (approximately) To note: Due to the difference in settings between the screen and the screen, the color of the item may differ from the picture Slightly different. Due to different manual measurement methods, please allow a slight size difference. To