5496 Brand new and high quality Digital LCD display Zero setting at any position Metric / Inch system (interchangeable) Great for tread depth， brake shoe， pad wear， etc. Range: 0-25.4 mm / 0 -1 inch Resolution: 0.01mm / 0.0005 inch Working temperature: 0°C - 40°C Powered by: cell battery (included) 1 X Digital tyre tread dept gauge