ACCURATE MEASUREMENT: The digital tire depth gauge can examine a depth range of 0-25mm with an accuracy of 0.01mm, you can clearly know the degree of tire wear. EASY TO READ: High-precision digital LCD display for superior accuracy and clear reading. You can easily switch reading patterns by simply pressing the "inch / mm" button. HIGH QUALITY: The depth checker of tread is ABS plastic. It is lightweight and has advantages of corrosion resistance and wear resistance. The needle is made of stainless steel and it will not break down easily. PORTABLE: Only 50g in total, the digital tire thread depth gauge is light enough to carry and use. WIDE APPLICATIONGS: Tire depth gauge can be used to check thread depth, brake shoe and pad wear. Suitable for auto car, motorcycle, truck, van, SUV tire repair. Dimensions of the package: 11.25x6x1.6cm; 50 grams How to use: ①Turn on the tire depth gauge ②Place the base on a flat surface and press the bar down