6" 150 mm Digital Vernier Caliper Micrometer Guage Widescreen Electronic Accurately Measuring Stainless Steel Size: 240 x 80 x 12mm , Maximum measurement speed: 1m/s Measuring range: 0-150 mm/0-6 inch Resolution: 0.01mm/ 0.0005 inch Base measuring function: Inside, outside, depth and step measuring Accuracy: + 0.02 mm/ 0.001 in. (&lt;100 mm), + 0.03 mm/ 0.001 in. (&gt;100 150 mm)