Low tire tread and bald tires can be very dangerous on the road, especially during wet weather. Avoid blowouts and punctured tires by being aware of the tread on your tires. This unique digital tire gauge is ideal for travel due to its compact size. The digital viewing window makes reading the tire tread depth gauge in both inch and metric scales quick and easy. The zero setting, or tare, works in any position for convenience. Suitable for wear tread depth, brake shoe and pad Zero setting at any position Metric / Inch Display on / off switch manually Digital depth gauge caliper tread depth gauge LCD Tyre tread gauge Material: Carbon Fiber Composites Color: black Range: 0-25mm Resolution: 0.01mm Battery: SR44/LR44 1.5V(Included) Size: 114 x 35 x 15mm Package included: 1 x Digital Tread Depth Gauge 1 x button cell