Digital Tread Thickness Gauge Tire Thread Gauge With LCD DisplayFeatures:Highly precise: This gauge is accurate enough to get readings within 0.1mm, and the resolution is within 0.01mm. The large LCD digital screen makes reading clear, easy and reliable. Using lightweight carbon fiber material, very durable. Suitable for tread depth, brake pad and pad wear, can also be used to measure jewelry. Switchable metric and inch system, convenient to use. Essential equipment for safe riding. Specification: Material: Carbon Fiber Weight: Approx. 52g/ 1.8oz Size: Approx.11.5 * 6.5 * 2cm / 4.5 * 2.6 * 0.8in Color: Shown as picture Battery: 1 * 3V CR2032 button battery (Not included) Package List: 1 * Tread Thickness Gauge Note: Please allow slight error due to manual measurement. Thank you for your understanding. 1) we accept Alipay, West Union, TT. All major credit cards are accepted through the payment processor's secure escrow.2) payment must be made within 3 days of placing the order.3) if you are unable to check out immediately after the listing ends, please wait a few minutes and try again, payments must be completed within 3 days. About Shipping1.