aluminum alloy body with valve. Brass Chuck with Clip. Built in bleed for lowering pressure. Measure tire pressures from 0-255psi. Displays KGF, BAR, , KPA measurement. Properly inflated tires better safe performance even in bad weather conditions are less prone to blowouts, explosions, and crashes. Easy-to-read green backlight for perfect visibility in the dark and features auto shut-off function. Portable size great to keep in car and simple to use. For Car, Truck, Motorcycle and Bike. Specifications: Accuracy: 0.1PSI Unit: /Kpa/Bar/kgf cm Power: 2x AAA battery(not include) Backlight: Green Colour:black+copper Material:copper Size:137.5 x 75.5mm Package Contents: 1 * Tire Pressure Gauge Only the above package content, other are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.