Features two measuring modes with a one button quick change to alter between inch and millimeter and is ideal for household and DIY measurements.Measurement Range: 0 to 6 inches and 0 to 150mm. Accuracy: +/- 0.2mm / 0.01 inch. Resolution: 0.01 inch / 0.1mm.Portable and made of rugged plastic carbon fiber composites for durability.Equipped with two sets of jaws and a probe and is ideal for measuring inside, outside, depth and step.Large LCD screen with auto off function for clear, easy reading and visibility. Supplied with one battery and one extra replacement LR44 battery.