Precise Measurement - Measurement range: 0 - 6''/ 0 - 150mm; Resolution: 0.01\u201D/ 0.1mm; Accuracy: \u00B10.2mm/0.01\u201D. Perfect and accurate caliper measuring tool for household/DIY measurement. Please choose stainless steel digital caliper for more accurate measuring. \n4 Measuring Modes - This digital caliper can be used to Measure inside and outside diameter, depth and step with two sets of jaws and a probe. Powered by battery, comes with a pre-installed battery and a spare battery. \nINCH/MM Conversion - One button quick switch between two units: inch and millimetre, definitely save your time. Made of rugged plastic carbon fibre composites, durable and portable. \nZero Setting Function - The smart design allows you to set zero with an easy touch of a button and start a new measurement at any point of the scale, ideal for differential measuring. \nLarge LCD Screen & Auto ON/OFF - The large and easy-to-read LCD display helps you get precise results quickly and easily, aut.