Are you once concerned about the durability of your car tire? Do you know how to measure your car tire tread depth? Our digital tire tread depth gauge can remind you maintain your car tire regularly. This tire depth tread gauge can measure 0-25.4mm depth of tread depth, brake shoe and pad wear with a digital LCD display to show you the data. The metric and inch interchange system is really convenient for different countries' people. How about purchase this digital tire tread depth gauge now! Features: 1. Large LCD display. Clear and durable. 2. Zero setting at any position. 3. Metric / Inch system interchange. 4. Manual power on / off. Digital automatic display. 5. There is scale on the stretch pole. 6. Suitable for tread depth, brake shoe and pad wear. Specifications: Material: ABS Plastic Color: Black and Blue Range: 0-25.4 mm / 0-1 inch Working Temp: 0-40°C Battery: SR44 / LR44, 1.5 V(not included) Size: 11.3 x 6 x 1.3cm / 4.45'' x 2.36'' x 0.51'' Package Weight: 50g Instruction Manual: 1. Insert battery in, "+" pole upward 2. Switch ON 3. Put base on flat surface and press bar downward 4. Set ZERO 5. Put gauge on tire, hold stable and press bar tip into tyre profile 6. Read profile depth value directly 7. Switch OFF or continue Package Included: 1 x Digital Tire Tread Depth Gauge(No Battery) Note: 1. This package of digital tire tread depth gauge not includes battery, and please keep the gauge clear and without water and oil on the bar. 2. Remove battery when not used for long periods. 3. Please allow 1-3cm error due to manual measurement. Thanks for your understanding. 4. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.