[High Accuracy] This indicator measures in 1/10 mm (0.1 mm) increments. [Easy to Use] The dial has a diameter of 44 cm. The clear and accurate reading makes it easy to use. No experience or special skills are required, the reader is designed for everyone. The color code is easy to read. [Portable with a storage bag] With a lightweight and compact design and a kangaroo bag, it is convenient to take it out. [Save Time and Money] No more wasting time and money on expensive and complicated tread measuring devices. With our depth gauge, it only takes a few seconds to check the condition of the tires. [Superb Material] Made of stainless steel, this tread depth tool has a long service life. And the round dial with pointer design allows for easy reading.SpecificationMaterial: metalDimensions: 6 * 5 * 2.3 cmMeasuring range: 0-11mmWeight: 90gHow to read the color code on the gauge dial?Zone 1 (red): Indicates that the tire tread is low/worn, which means it needs to be replacedZone 2 (yellow): Indicates the remaining marginal tread, which means the rubber will need to be replaced soon.Zone 3 (green): Indicates that the tire has a wide tread, which means it is safe for driving.Package list1 * gauge measuring instrument1 * bagNote: This does not include other things, the color is based on the first picture, and the other pictures only show the effectDue to the differences between different monitors, the picture may not reflect the color actual item. Due to manual measurement. Please allow deviation. Thank you!,"