Feature:1. Universal type, it can be used for all kinds of vehicle tires, so there is no need to worry about the problem of unsuitability.2. With a clear digital identification to facilitate testing, use a cylindrical measuring ruler for more accurate testing.3. Carry it with you and use it anywhere, equipped with a pocket clip for easy carrying of the tire tread depth gauge.4. The measuring depth range is 0-25mm, which can be accurately measured and has high practicability.5. Made of high qualiy material of stainless steel and ABS, which makes it durable and have high reliability.Specification:Item Type: Car Tire Tread Depth GaugeMaterial: Stainless Steel + ABSUniversal: UniversalMeasure Range: Approx. 0-25mm/0-1inHow to Use: 1.Push the probe up to the end.2.Place the black flat seat on the tire tread surface.3. Push the size down again to see if the reading is normal..Package List:1 x Car Tire Tread Depth GaugeNote:The Red Zone Means: To replace the tire;The Yellow Area Means: A warning is about to be replaced;The Green Zone Means: Normal use