Easy to use read: colored scale bar with printing on 6 sides and 1 unit to facilitate reading. The tread depth gauge at agrave color coding clearly indicates the different phases of the tire tread by different colors. Depth range: the tread depth gauge in the red range of this tread depth gauge: 0-3kts, yellow range: 3-6kts and green range: 6-32kts, please pay attention to the above, the target is Xnds, if the side of measurement points to 12, it is 12 or 32 inch or 12th, and the total measurement scale below is 25mm. Color representation: if the red area means you want to replace your tires, the yellow area means it warns you that you are about to replace your tires and the green area means normal. Easy to use Carry: The tread depth gauge comes with a pocket clip, easy to carry. carry a tread depth gauge. Versatility: Regularly monitor the tread height of car tires to ensure your safety. driving. The tread depth gauge shows 0 or 32-32 or 32 inches, which is suitable for trucks, motorcycles, automobiles and all passenger cars. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.