Features: Digital calipers can be used to measure inner and outer diameters, depths and steps-. Measurement range: 0-6"/0-150mm; resolution: 0.01"/0.1mm; accuracy: 0.1mm/0.01''. A perfect and accurate caliper measuring tool, suitable for home/jewelry/DIY measurement, please pay attention. This caliper is not suitable for professionals with high technical accuracy. Use digital caliper to switch-freely between inches and millimeters. High-quality and trustworthy- digital calipers, LCD-display screen reading is more convenient, quick and easy to get accurate results-. Specifications: Material:ABS Measuring Range: 0-150mm / 0-6inch Power:LR44 Battery Package Type:Transparent Box,Paper Box (optional) Color:Black,White Size:Approx.240mm/9.4''x76mm/2.99''x16mm/0.6'' Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Digital Caliper